Biosynthesis of coniferophagous bark beetle pheromones and conifer isoprenoids: Evolutionary perspective and synthesis

Canadian Entomologist

Volumn 132, Issue 6, 2000, Pages 697-753

  Seybold, S J ^a   Bohlmann, J ^a   Raffa, K F ^a  

^a UNIVERSITY OF MINNESOTA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BEETLE; CONIFEROUS TREE; HERBIVORY; PHEROMONE;

EID: 0034483241     PISSN: 0008347X     EISSN: 19183240     Source Type: Journal    
DOI: 10.4039/Ent132697-6     Document Type: Review

References (368)

1. Natural selection and communication among bark beetles
2. Analysis of xylem formation in pine by cDNA sequencing
3. Prenyltransferases and cyclases
4. Further conifers of the Pinaceae from the Wealden Formation of Belgium
5. Host selection by the pine engraver
6. Stereochemical course of the reduction step in the formation of 2-C-methylerythritol from the terpene precursor 1-deoxyxylulose in higher plants
7. Behavioral variation among Scolytids in relation to their habitat
8. Lipid loss with flight in the Douglas-fir beetle
9. Mevalonate biosynthesis in plants
10. Vertical resin ducts in the secondary wood of the Abietineae
11. The biology of Tomicobia tibialis (Hymenoptera: Pteromalidae) parasitizing Ips confusus (Coleoptera: Scolytidae) in California
12. Western pine beetle: Field response to its sex pheromone and a synergistic host terpene, myrcene
13. Bark beetle phermones
14. Coumarins and caterpillars: A case for coevolution
15. Resistance of conifers to invasion by bark beetle fungus associations
16. Dynamics of bark beetle populations: Analysis of dispersal and redistribution
17. Adaptive pathways in scolytid-fungus associations
18. Occurrence of a fat body layer around the testes of Ips confusus (Coleoptera: Scolytidae)
19. Fine structure of degenerating and regenerating flight muscles in a bark beetle, Ips confusus
20. Individual variation in aggregation pheromone content of the bark beetle, Ips typographus
21. Production of pheromone components, chalcogran and methyl (E, Z)-2,4-decadienoate, in the spruce engraver Pityogenes chalcographus
22. Pheromones in (THE) white pine cone beetle, Conophthorus coniperda (Schwarz) (Coleoptera: Scolytidae)
23. Identification of an aggregation pheromone for Pityogenes hopkinsi (Coleoptera: Scolytidae)
24. Mississippi bark beetles
25. Chemically mediated behavior in the large elm bark beetle, Scolytus scolytus
26. Diversity and variability of terpenoid defences in conifers: Molecular genetics, biochemistry and evolution of the terpene synthase gene family in grand fir (Abies grandis)
27. Monoterpene synthases from grand fir (Abies grandis): cDNA isolation, characterization and functional expression of myrcene synthase, (-)-(4S)-limonene synthase, and (-)-(1S,5S)-pinene synthase
28. Plant terpenoid synthases: Molecular biology and phylogenetic analysis
29. Terpenoid-based defences in conifers: cDNA cloning, characterization, and functional expression of wound-inducible (E)-bisabolene synthase from grand fir (Abies grandis)
30. cDNA cloning, characterization and functional expression of four new members of the Tpsd gene family from grand fir (Abies grandis)
31. Biochemical, molecular genetic, and evolutionary aspects of defence-related terpenoids in conifers
32. Factors influencing the response of Ips confusus (Coleoptera: Scolytidae) to male attractant
33. Aggregation pheromones
34. Aggregation pheromones
35. What we don't know about semiochemical-based communications in Dendroctonus, Ips, Trypodendron, Scolytus, Dryocoetes, Pseudohylesinus, Pityophthorus, Pityokteines, Leperisinus, Pityogenes, Hylastes, Phloesinus, Hylurgopinus, Carphoborus, Polygraphus, Ad Infinitum
36. Induction of flight muscle degeneration by synthetic juvenile hormone in Ips confusus (Coleoptera: Scolytidae)
37. Flight muscle volume change in Ips confusus (Coleoptera: Scolytidae)
38. Sex pheromone of Trypodendron lineatum: Production in the female hindgut - Malpighian tubule region
39. Synthetic juvenile hormone: Induction of sex pheromone production in Ips confusus
40. Semiochemicals produced by western balsam bark beetle, Dryocoetes confusus Swaine (Coleoptera: Scolytidae)
41. Redundancy in the semiochemical message required to induce attack on lodgepole pines by the mountain pine beetle, Dendroctonus ponderosae Hopkins (Coleoptera: Scolytidae)
42. Dedicated roles of plastid transketolases during the early onset of isoprenoid biogenesis in pepper fruits
43. Insect hormones and anti-hormones
44. Evidence for a male-produced aggregation pheromone in the four-eyed spruce bark beetle, Polygraphus rufipennis (Kirby) (Col., Scolytidae)
45. 3-Methyl-3-buten-1-ol: An aggregation pheromone of the four-eyed spruce bark beetle, Polygraphus rufipennis (Coleoptera: Scolytidae)
46. Production of verbenol pheromone by a bacterium isolated from bark beetles
47. Bark beetle pheromones: Production of verbenone by a mycangial fungus of Dendroctonus frontalis
48. Effects of juvenile hormone on pheromone synthesis in Dendroctonus frontalis
49. The insects and arachnids of Canada. Part 2: The bark beetles of Canada and Alaska, Coleoptera: Scolytidae
50. Systematics of bark beetles
51. Scolytidae and Platypodidae (Coleoptera) from Dominican Republic amber
52. Foliar and cortical monoterpenes in Sitka spruce: Potential indicators of resistance to the white pine weevil, Pissodes strobi Peck (Coleoptera: Curculionidae)
53. Seasonal variation in foliar and bud monoterpenes in Sitka spruce
54. Geranyl diphosphate synthase: Cloning, expression, and characterization of the prenyltransferase as a heterodimer
55. Pheromone biosynthesis in the bark beetle, Ips paraconfusus, during feeding or exposure to vapours of host plant precursors
56. Bark beetle conversion of a plant compound to a sex-specific inhibitor of pheromone attraction
57. Influence of sex, maturity and host substances on pheromones in the guts of the bark beetles, Ips paraconfusus and Dendroctonus brevicomis
58. Chemical ecology of bark beetles
59. Attraction of bark beetles, Tomicus piniperda, Hylurgops palliatus, and Trypodendron domesticum, and other insects to short-chain alcohols and monoterpenes
60. Host-tree chemistry affecting colonization in bark beetles
61. An encounter rate model of bark beetle populations searching at random for susceptible host trees
62. Pheromone production in a bark beetle independent of myrcene precursor in host pine species
63. Antibiotic-induced inhibition of pheromone synthesis in a bark beetle
64. Relationship between a host plant compound, myrcene, and pheromone production in the bark beetle, Ips paraconfusus
65. Olfactory recognition of host-tree susceptibility by pine shoot beetles
66. E-Myrcenol in Ips duplicatus: An aggregation pheromone component new for bark beetles
67. Volatiles from nonhost birch trees inhibit pheromone response in spruce bark beetles
68. Responses of the western balsam bark beetle, Dryocoetes confusus Swaine (Coleoptera: Scolytidae) to host trees baited with enantiospecific blends of exo- and endo-brevicomin
69. Geometrical and optical isomerism of pheromones in two sympatric Dryocoetes spp. (Coleoptera: Scolytidae), mediates species specificity and response level
70. Aggregation pheromones in Dryocoetes affaber (Mann.) (Coleoptera: Scolytidae): Stereoisomerism and species specificity
71. Host compounds as kairomones for the western balsam bark beetle Dryocoetes confusus Sw. (Col., Scolytidae)
72. Sesquiterpene biosynthesis: Cyclization mechanisms
73. Purification and reassessment of ligand binding by the recombinant, putative juvenile hormone receptor of the tobacco hornworm
74. On the reduction steps in the mevalonate independent 2-C-methyl-D-erythrithol 4-phosphate (MEP) pathway for isoprenoid biosynthesis in the bacterium Zymomonas mobilis
75. Effect of juvenile hormone analog, fenoxycarb, on pheromone production by Ips paraconfusus (Coleoptera: Scolytidae)
76. Effects of wounding and fungus inoculation on terpene producing systems of maritime pine
77. Pheromone production by axenically reared Dendroctonus ponderosae and Ips paraconfusus (Coleoptera: Scolytidae)
78. Terpene variability of mainland Pinus radiata
79. Variability of foliage terpenes of Fitzroya cupressoides
80. Toxicity of substances in pine oleoresin to southern pine beetle
81. Geographic distribution of the pines of the world
82. Biosynthesis of monoterpenes
83. Biosynthesis and catabolism of monoterpenoids
84. Semiochemicals from three species of Pityophthorus (Coleoptera: Scolytidae): Identification and field response
85. Response of cone and twig beetles (Coleoptera: Scolytidae) and a predator (Coleoptera: Cleridae) to pityol, conophthorin, and verbenone
86. Evidence for a female-produced pheromone in the white pine cone beetle, Conophthorus coniperda, and in the red pine cone beetle, Conophthorus resinosae (Coleoptera: Scolytidae)
87. Insects of eastern forests
88. Butterflies and plants: A study in coevolution
89. Studies on the biosynthesis of taxol: The taxane carbon skeleton is not of mevalonoid origin
90. Monoterpenoid essential oils are not of mevalonoid origin
91. The deoxyxylulose phosphate pathway of terpenoid biosynthesis in plants and microorganisms
92. Late Quaternary beetle faunas of southeastern Alaska: Evidence of a refugium for mesic and hydrophilous species
93. Opposing effects of host monoterpenes on responses by two sympatric species of bark beetles to their aggregation pheromones
94. Plasticity in the attraction of predators to pheromones of two prey species: Stereochemistry of plant volatiles can modulate search behavior
95. Trans-Verbenol, turpentine, and ethanol as trap baits for the black turpentine beetle, Dendroctonus terebrans, and other forest Coleoptera in north Florida
96. Regulation of juvenile hormone titre: Synthesis
97. Pheromone biosynthetic pathways: Conversions of deuterium labelled ipsdienol with sexual and enantioselectivity in Ips paraconfusus Lanier
98. Pheromone biosynthetic pathways: Conversion of ipsdienone to (-)-ipsdienol, a mechanism for enantioselective reduction in the male bark beetle, Ips paraconfusus
99. The pheromone bouquet of Ips amitinus
100. Convergency and diversity in multicomponent insect pheromones
101. Oxygenated terpenes in pheromone systems of bark beetles
102. Pheromones
103. The odor bouquet of three pine engraver beetles (Ips spp.)
104. Identification of "pityol" and "grandisol" as pheromone components of the bark beetle, Pityophthorus pityographus
105. Semiochemicals from bark beetles: New results, remarks, and reflections
106. Identification and synthesis of new bicyclic acetals from the mountain pine beetle, Dendroctonus ponderosae Hopkins (Coleoptera: Scolytidae)
107. Diterpenoid resin acid biosynthesis in conifers: Characterization of two cytochrome P450-dependent monooxygenases and an aldehyde dehydrogenase involved in abietic acid biosynthesis
108. Regulation of oleoresinosis in grand fir (Abies grandis)
109. Western forest insects
110. Zur biologischen bedeutung käfereigener duftstoffe des großen ulmensplintkäfers, Scolytus Scolytus F. (Col. Scolytidae)
111. Metabolic costs of terpenoid accumulation in higher plants
112. Terpenoids
113. Terpenoid biosynthesis: The basic pathway and formation of monoterpenes, sesquiterpenes, and diterpenes
114. Biochemistry of terpenoids: Monoterpenes, sesquiterpenes, diterpenes, sterols, cardiac glycosides and steroid saponins
115. Das Aggregationspheromon des mediterranen Kiefernborkenkäfers Ips (Orthotomicus) erosus
116. Characterization of the constitutive and wound-inducible monoterpene cyclases of grand fir (Abies grandis)
117. Antigenic cross-reactivity among monoterpene cyclases from grand fir and induction of these enzymes upon stem wounding
118. Conifer monoterpenes
119. Maintenance of polygenic variation in spatially structured populations: Roles for local mating and genetic redundancy
120. Regulation of the mevalonate pathway
121. Aggregation attractant of the European elm bark beetle, Scolytus multistriatus, production of individual components and related aggregation behavior
122. Anaerobic induction of chemical attractancy for ambrosia beetles
123. New techniques for capturing and analyzing semiochemicals for scolytid beetles (Coleoptera: Scolytidae)
124. New metabolites of α-pinene produced by the mountain pine beetle, Dendroctonus ponderosae (Coleoptera: Scolytidae)
125. Conversion of phenylalanine to toluene and 2-phenylethanol by the pine engraver Ips pini (Say) (Coleoptera: Scolytidae)
126. Pheromone Biosynthese und Reizkette in der Besiedlung von Fichten durch den Buchdrucker Ips typographus
127. The biology of HMG-CoA reductase: The pros of contraregulation
128. Emission of 2-methyl-3-buten-2-ol by pines: A potentially large natural source of reactive carbon to the atmosphere
129. Aggregation pheromones of the European fir engraver beetles Pityokteines curvidens, P. spinidens, and P. vorontzovi and the role of juvenile hormone in pheromone biosynthesis
130. Cortical resin monoterpenes in Sitka spruce and resistance to the white pine weevil, Pissodes strobi (Coleoptera: Curculionidae)
131. Cloning and functional expression of a cDNA encoding geranylgeranyl diphosphate synthase from Taxus canadensis and assessment of the role of this prenyltransferase in cells induced for taxol production
132. Folding and function of the T4 lysozyme containing 10 consecutive alanines illustrates the redundancy of information in an amino acid sequence
133. In vivo conversion of a labelled host plant chemical to pheromones of the bark beetle, Ips paraconfusus
134. Insect nuclear receptors: A developmental and comparative perspective
135. Purification and characterization of taxa-4(5),11(12)-diene synthase from pacific yew (Taxus brevifolia) that catalyzes the first committed step of taxol biosynthesis
136. Taxol production and taxadiene synthase activity in Taxus canadensis cell suspension cultures
137. Antimicrobial terpenes from oleoresin of ponderosa pine tree Pinus ponderosa: A defence mechanism against microbial invasion
138. Chiral specificity in responses by the bark beetle Dendroctonus valens to host kairomones
139. Oleoresin characteristics and susceptibility of four southern pines to southern pine beetle (Coleoptera: Scolytidae) attacks
140. Notes on a destructive forest-tree scolytid
141. Preliminary report on the insect enemies of forests of the northwest
142. Insect enemies of the spruce in the northeast
143. Insect enemies of the pine in the Black Hills Forest Preserve
144. Two pheromones of coniferophagous bark beetles found in the bark of nonhost angiosperms
145. Dendroctonus, production of pheromones and related compounds in response to host monoterpenes
146. Effect of α-pinene exposure on trans-verbenol synthesis in Dendroctonus ponderosae Hopk
147. Myrcene: A precursor of pheromones in Ips beetles
148. Hormonal and host factors stimulating pheromone synthesis in female western pine beetles, Dendroctonus brevicomis
149. Neural and hormonal control of pheromone biosynthesis in the bark beetle, Ips paraconfusus
150. Conversion of verbenols to verbenone by yeasts isolated from Dendroctonus ponderosae (Coleoptera: Scolytidae)
151. Terpene alcohol pheromone production by Dendroctonus ponderosae and Ips paraconfusus (Coleoptera: Scolytidae) in the absence of readily culturable microorganisms
152. Partial inhibition of pheromone production in Dendroctonus ponderosae (Coleoptera: Scolytidae) by polysubstrate monooxygenase inhibitors
153. The role of autooxidation of α-pinene in the production of pheromones of Dendroctonus ponderosae (Coleoptera: Scolytidae)
154. Dendroctonus ponderosae (Coleoptera: Scolytidae): Pre-aggregation landing and gallery initiation on lodgepole pine
155. Regulation and biosynthesis of pheromone components in the double spined bark beetle Ips duplicatus (Coleoptera: Scolytidae)
156. Demonstration of de novo pheromone biosynthesis in Ips duplicatus (Coleoptera: Scolytidae): Inhibition of ipsdienol and E-myrcenol production by compactin
157. In vitro production of the pheromone intermediates ipsdienone and ipsenone by the bark beetles Ips pini (Say) and I. paraconfusus Lanier (Coleoptera: Scolytidae)
158. Pheromone precursor synthesis is localized in the metathorax of Ips paraconfusus Lanier (Coleoptera: Scolytidae)
159. Biochemistry of conifer resistance to bark beetles and their fungal symbionts
160. Molecular mechanisms of action of juvenile hormone
161. Ultraspiracle: An invertebrate nuclear receptor for juvenile hormones
162. Individual variation in constitutive and induced monoterpene biosynthesis in grand fir
163. 7-Ethoxy-6-methoxy-2,2-dimethyl-2H-1-benzopyran
164. The evolution of mating systems in bark and ambrosia beetles (Coleoptera: Scolytidae and Platypodidae)
165. Interactions among males, females and offspring in bark and ambrosia beetles: The significance of living in tunnels for the evolution of social behavior
166. Relationship between enantiomeric composition of α-pinene in host trees and the production of verbenols in Ips species
167. Die Wirkung insektenbürtiger Duftstoffe auf das Aggregationsverhalten des Mediterranen Kiefernborkenkäfers Orthotowmicus erosus
168. Dosage response to ethanol mediates host selection by "secondary" bark beetles
169. Cyclization of geranylgeranyl diphosphate to taxa-4(5),11(12)-diene is the committed step of taxol biosynthesis in Pacific yew
170. Investigations of chemical communication systems in secondary bark beetles (Coleoptera: Scolytidae)
171. Bicyclic ketals in the chemical communication of European bark beetles
172. Polygraphus poligraphus (L.): Response to enantiomers of beetle specific terpene alcohols and a bicyclic ketal
173. Inhibition of the attractant pheromone response in Ips acuminatus (Gyll.) by Ips sexdentatus (Boerner) (Coleoptera: Scolytidae)
174. Oxygenated terpenes in the chemical communication system of the bark beetle, Ips schmutzenhoferi (Col., Scolytidae), a species recently described from the Southeastern Himalaya
175. Aggregation response of European engraver beetles of the genus Ips mediated by terpenoid pheromones
176. E-7-Methyl-1,6-dioxaspiro[4.5] decane in the chemical communication of European Scolytidae and Nitidulidae (Coleoptera)
177. Chemical communication in the European pine engraver, Ips mannsfeldi (Wachtl) (Col. Scolytidae)
178. Isopentenyl diphosphate isomerase and prenyltransferase
179. Diterpenoid resin acid biosynthesis in conifers: Enzymatic cyclization of geranylgeranyl pyrophosphate to abietadiene, the precursor of abietic acid
180. Isoprenoid biosynthesis via a mevalonate-independent pathway in plants: Cloning and heterologous expression of 1-deoxyxylulose-5-phosphate reductoisomerase from peppermint
181. Isopentenyl diphosphate biosynthesis via a mevalonate-independent pathway: Isopentenyl monophosphate kinase catalyzes the terminal enzymatic step
182. A family of transketolases that directs isoprenoid biosynthesis via a mevalonate-independent pathway
183. Higher plant terpenoids: A phytocentric overview of their ecological roles
184. Biosynthesis of 2-methyl-3-buten-2-ol, a pheromone component of Ips typographus (Coleoptera: Scolytidae)
185. Pine monoterpenes stimulate oviposition in the pine beauty moth, Panolis flammea
186. Defence mechanisms of conifers: Differences in constitutive and wound-induced monoterpene biosynthesis among species
187. Wound-inducible pinene cyclase from grand fir: Purification, characterization, and renaturation after SDS-PAGE
188. Simultaneous analysis of monoterpenes and diterpenoids of conifer oleoresin
189. The plants' 1-deoxy-D-xylulose-5-phosphate pathway for biosynthesis of isoprenoids
190. The l-deoxy-D-xylulose 5-phosphate pathway of isoprenoid biosynthesis in plants
191. Two independent biochemical pathways for isopentenyl diphosphate and isoprenoid biosynthesis in higher plants
192. Biosynthesis of isoprenoids in higher plant chloroplasts proceeds via a mevalonate independent pathway
193. Mechanism of taxadiene synthase, a diterpene cyclase that catalyzes the first step of taxol biosynthesis in Pacific yew
194. Variation of enantiomeric composition of α-pinene in Norway spruce, Picea abies, and its influence on production of verbenol isomers by Ips typographus in the field
195. Subdivisions of the genus Pinus (pines)
196. Patterns of induced and constitutive monoterpene production in conifer needles in relation to insect herbivory
197. Herbivore-induced monoterpene emissions from coniferous forests: Potential impact on local tropospheric chemistry
198. Cloning and characterization of a gene from Escherichia coli encoding a transketolase-like enzyme that catalyzes the synthesis of D-1-deoxyxylulose 5-phosphate, a common precursor for isoprenoid, thiamin, and pyridoxal biosynthesis
199. Microsite effects on oleoresin exudation pressure of large loblolly pines
200. Aggregation pheromone of Pityokteines elegans
201. Primary attraction of the fir engraver, Scolytus ventralis
202. Diterpene biosynthesis
203. Sites of production and occurrence of volatiles in Douglas-fir beetle, Dendroctonus pseudotsugae Hopkins
204. Occurrence of juvabione-type and epijuvabione-type sesquiterpenoids in Abies alba
205. Farnesol as a regulator of HMG-CoA reductase degradation: Characterization and role of farnesyl pyrophosphatase
206. Impact of the Eocene on the evolution of Pinus L.
207. Tertiary vegetation history
208. Taxonomy, phylogeny, and coevolution of pines and their stem rusts
209. The origin of modern conifer families
210. β-phellandrene: Kairomone for pine engraver, Ips pini (Say) (Coleoptera: Scolytidae)
211. The use of monoterpenes by Ips latidens (LeConte) (Coleoptera: Scolytidae)
212. (S)-(+)-Ipsdienol: Interspecific inhibition of Ips latidens (LeConte) by Ips pini (Say) (Coleoptera: Scolytidae)
213. Primary attraction of Ips latidens (LeConte) and Hylastes gracilis LeConte (Coleoptera: Scolytidae) to high-girdled lodgepole pine
214. E-Mycenol: A new pheromone for the pine engraver, Ips pini (Say) (Coleoptera: Scolytidae)
215. Ipsenol: An aggregation pheromone for Ips latidens (LeConte) (Coleoptera: Scolytidae)
216. Geographic variation in response of pine engraver, Ips pini, and associated species to pheromone, lanierone
217. Composition of gum turpentines of pines
218. Ethanol as the primary attractant for the ambrosia beetle Trypodendron lineatum (Coleoptera: Scolytidae)
219. The fossil Coleoptera of the Two Creeks Forest Bed, Wisconsin
220. Faunal assemblages and distributional shifts of Coleoptera during the late Pleistocene in Canada and the northern United States
221. Late Wisconsin fossil beetles in North America
222. Conversion of the enantiomers of sulcatol (6-methyl-5-hepten-2-ol) to the enantiomers of pityol [trans-2-(1-hydroxy-l-methylethyl)-5-methyltetrahydrofuran], a male-specific attractant of the bark beetle Pityophthorus pityographus
223. Ëtudes sur les matières végétales volatiles LV: Sur de nouvelles cetones, les tagetenones, isolées de l'huíle essentielle de Lippia asperifolia Rich
224. Host response to bark beetle and pathogen colonization
225. Isoprenoid biosynthesis in plants: Carbon partitioning within the cytoplasmatic pathway
226. Identification of semiochemicals associated with Jeffrey pine beetle, Dendroctonus jeffreyi
227. Juvenile hormone receptors in insect larval epidermis: Identification by photoaffinity labelling
228. A nuclear juvenile hormone-binding protein from larvae of Manduca sexta: A putative receptor for the metamorphic action of juvenile hormone
229. Kairomonal-pheromonal system in the black turpentine beetle, Dendroctonus terebrans (OI.)
230. Transformation of presumptive precursors to frontalin and exo-brevicomin by bark beetles and the West Indian sugarcane weevil (Coleoptera)
231. A method for collection, long-term storage, and bioassay of labile volatile chemosignals
232. Theory in explanation of the selection of certain trees by the western pine beetle
233. Responses of Hylastes salebrosus to turpentine, ethanol, and pheromones of Dendroctonus (Coleoptera: Scolytidae)
234. Resin-based defences in conifers
235. Pheromone-based aggregation in Orthotomicus caelatus Eichhoff (Coleoptera: Scolytidae)
236. Response specificity of Dendroctonus terebrans (Coleoptera: Scolytidae) to enantiomers of its sex pheromones
237. Monoterpene synthases of loblolly pine (Pinus taeda) produce pinene isomers and enantiomers
238. Monoterpene metabolism in female mountain pine beetles, Dendroctonus ponderosae Hopkins, attacking ponderosa pine
239. Pheromones in the red pine cone beetle, Conophthorus resinosae Hopkins, and its synonym, C. banksianae McPherson (Coleoptera: Scolytidae)
240. Studies on the pheromone of Ips confusus (LeC.). I. Secondary sexual dimorphism in the hindgut epithelium
241. Studies on the pheromone of Ips confusus (LeConte). II. Further observations on the site of production
242. Competitive exclusion of Dendroctonus rufipennis induced by pheromones of Ips tridens and Dryocoetes affaber (Coleoptera: Scolytidae)
243. Semiochemical-induced competition between Dendroctonus rufipennis and two secondary species, Ips tridens and Dryocoetes affaber (Coleoptera: Scolytidae)
244. Phylogeny and systematics of Pinus
245. Induced defensive reactions in conifer bark-beetle systems
246. Accumulation of monoterpenes and associated volatiles following inoculation of grand fir with a fungus transmitted by the fir engraver Scolytus ventralis (Coleoptera: Scolytidae)
247. Physiological differences between lodgepole pines resistant and susceptible to the mountain pine beetle and associated microorganisms
248. The role of host plant resistance in the colonization behavior and ecology of bark beetles
249. Physiological aspects of lodgepole pine wound responses to a fungal symbiont of the mountain pine beetle
250. Interacting selective pressures in conifer-bark beetle systems: A basis for reciprocal adaptations?
251. Differential responses among natural enemies and prey to bark beetle pheromones
252. Chiral escape of bark beetles from predators responding to bark beetle pheromones
253. Interaction of pre-attack and induced monoterpene concentrations in host conifer defence against bark beetle-fungal complexes
254. Effects of grand fir monoterpenes on the fir engraver (Coleoptera: Scolytidae) and its symbiotic fungi
255. Strategies and mechanisms of host colonization by bark beetles
256. Signal redundancy and receiver permissiveness in acoustic mate recognition by the tungara frog, Physalaemus pustulosus
257. Stereochemistry of the cyclization-rearrangement of (+)-copalyl diphosphate to (-)-abietadiene catalyzed by recombinant abietadiene synthase from Abies grandis
258. Control of pheromone production in the bark beetle, Ips cembrae
259. Oxidation products of pinene in the bark beetle, Dendroctonus frontalis
260. Selective production of cis- and trans-verbenol from (-)- and (+)-α-pinene by a bark beetle
261. Oxidation products of terpenes identified from Dendroctonus and Ips bark beetles
262. 2-Phenylethanol isolated from bark beetles
263. Cellular and molecular actions of juvenile hormone I. General considerations and premetamorphic actions
264. Juvenile hormone: The status of its "status quo" action
265. Effects of varying ethanol and turpentine levels on attraction of two pine root weevil species, Hylobius pales and Pachylobius picivorus (Coleoptera: Curculionidae)
266. Cytidine 5′-triphosphate-dependent biosynthesis of isoprenoids: YgbP protein of Escherichia coli catalyzes the formation of 4-phosphocytidyl-2-C-methylerythritol
267. The discovery of a mevalonate-independent pathway for isoprenoid biosynthesis in bacteria, algae and higher plants
268. Isoprenoid biosynthesis in bacteria: A novel pathway for the early steps leading to isopentenyl diphosphate
269. Seasonal flight and vertical distribution of Scolytidae attracted to ethanol in an oak-hickory forest in Missouri
270. Limonene released by the scolytid beetle Dendroctonus pseudotsugae
271. Purification and characterization of trans-β-farnesene synthase from maritime pine (Pinus pinaster Ait.) needles
272. Biosynthesis of monoterpenes: Regio- and stereochemistry of (+)-3-carene biosynthesis
273. Monoterpene synthases of Pinus contorta and related conifers: A new class of terpenoid cyclase
274. Monoterpene synthases from gymnosperms and angiosperms: Stereospecificity and inactivation by cysteinyl- and arginyl-directed modifying reagents
275. Aggregation pheromone of Pityogenes knechteli and semiochemical-based interactions with three other bark beetles
276. Die Borkenkäfer des baltischen Bernsteins
277. Individual variation of pheromone in bark beetles and moths - A comparison and an evolutionary background
278. Biosynthesis of isoprenoids (carotenoids, sterols, prenyl side-chains of chlorophylls and plastoquinone) via a novel pyruvate/glyceraldehyde 3-phosphate non-mevalonate pathway in the green alga Scenedesmus obliquus
279. Forest entomology
280. Faunal transitions in response to an ice age: The late Wisconsinan record of Coleoptera in the North-Central United States
281. Changes in late Quaternary vegetation and insect communities in southwestern Ontario
282. The role of lanierone in the chemical ecology of Ips pini (Coleoptera: Scolytidae) in California
283. De novo biosynthesis of the aggregation pheromone components ipsenol and ipsdienol by the pine bark beetles, Ips paraconfusus Lanier and Ips pini (Say) (Coleoptera: Scolytidae)
284. Extractives associated with wound response of lodgepole pine attacked by the mountain pine beetle and associated microorganisms
285. Response of lodgepole pine seedlings to inoculation with Europhium clavigerum, a blue stain fungus
286. Optimal behavior: Can foragers balance two conflicting demands?
287. Sex attractants in frass produced by male Ips confusus in ponderosa pine
288. The fumigant toxicity of three pine resins to Dendroctonus brevicomis and D. jeffreyi
289. A physiological difference among beetles of Dendroctonus ponderosae (= D. monticolae) and D. ponderosae (= D. jeffreyi)
290. Effect of monoterpene vapors on the western pine beetles
291. Formula for describing effect of insect and host tree factors on resistance to western pine beetle attack
292. Identification of a thiamin-dependent synthase in Escherichia coli required for the formation of 1-deoxy-D-xylulose 5-phosphate precursor to isoprenoids, thiamin, and pyridoxal
293. Induced oleoresin biosynthesis in grand fir as a defence against bark beetles
294. Sesquiterpene synthases from grand fir (Abies grandis): Comparison of constitutive and wound-induced activities, and cDNA isolation, characterization, and bacterial expression of δ-selinene synthase and γ-humulene synthase
295. Regulation of oleoresinosis in grand fir (Abies grandis): Differential transcriptional control of monoterpene, sesquiterpene, and diterpene synthase genes in response to wounding
296. Secondary attraction in the western balsam bark beetle, Dryocoetes confusus (Coleoptera: Scolytidae)
297. Endo-Brevicomin: An antiaggregation pheromone for the western balsam bark beetle, Dryocoetes confusus Swaine (Coleoptera: Scolytidae)
298. Containment and concentration of infestations of the western balsam bark beetle, Dryocoetes confusus (Coleoptera: Scolytidae), using the aggregation pheromone exo-brevicomin
299. Abietadiene synthase from grand fir (Abies grandis): cDNA isolation, characterization, and bacterial expression of a bifunctional diterpene cyclase involved in resin acid biosynthesis
300. Canadian bark beetles. II. A preliminary classification with an account of the habits and means of control
301. A 1-deoxy-D-xylulose 5-phosphate reductoisomerase catalyzing the formation of 2-C-methyl-D-erythritol 4-phosphate in an alternative nonmevalonate pathway for terpenoid biosynthesis
302. Lanierone: A new pheromone component from Ips pini (Coleoptera: Scolytidae) in New York
303. Endocrine regulation of de novo aggregation pheromone biosynthesis in the pine engraver, Ips pini (Say) (Coleoptera: Scolytidae)
304. Insect pheromones - An overview of biosynthesis and endocrine regulation
305. Juvenile hormone regulation of HMG-R gene expression in the bark beetle, Ips paraconfusus (Coleoptera: Scolytidae): Implications for male aggregation pheromone biosynthesis
306. Isolation and endocrine regulation of an HMG-CoA synthase cDNA from the male Jeffrey pine beetle, Dendroctonus jeffreyi (Coleoptera: Scolytidae)
307. Relationship between conical resin acids and resistance of Sitka spruce to the white pine weevil
308. Relationship between volatile foliar terpenes and resistance of Sitka spruce to the white pine weevil
309. Ultrastructure of juvenile hormone-induced degenerating flight muscles in a bark beetle, Ips paraconfusus
310. Factors affecting pheromone production in beetles
311. Biosynthesis of pheromones and endocrine regulation of pheromone production in Coleoptera
312. Mechanism of brevicomin biosynthesis from (Z)-6-nonen-2-one in a bark beetle
313. (E)- and (Z)-6-Nonen-2-one: Biosynthetic precursor of endo-
314. Die Wirkung pflanzen- und insekteneigener Lockstoffe auf Pityophthorus and Pityogenes (Coleoptera: Scolytidae)
315. Volatile leaf oil analysis in chemosystematic studies of North American conifers
316. Structures of some aliphatic monoterpenoids isolated from the essential oil of Ledum palustre L.
317. Biodiversity and ecological redundancy
318. Altered constitutive and inducible phloem monoterpenes following natural defoliation of jack pine: Implications to host mediated inter-guild interactions and plant defence theories
319. Influences of external chemical cues and internal physiological parameters on the multiple steps of post-landing host selection behavior of Ips pini (Coleoptera: Scolytidae)
320. Chain-length determination mechanism of isoprenyl diphosphate synthases and implications for molecular evolution
321. Phylogenetic relationships of Eurasian pines (Pinus, Pinaceae) based on chloroplast RBCL, MATK, RPL20-RPS18 spacer, and TRNV intron sequences
322. The pine-bark beetle ecosystem: A pest management challenge
323. Aggregation behaviour of the beetle Ips grandicollis in response to host-produced attractants
324. Conversion of α-pinene oxide by rat liver and the bark beetle Dendroctonus terebrans microsomal fractions
325. Bark beetle pheromones: Evidence for physiological synthesis mechanisms and their ecological implications
326. Occurrence of ipsdienol in floral fragrances
327. A cDNA clone for taxadiene synthase, the diterpene cyclase that catalyzes the committed step of taxol biosynthesis
328. Relationship between cortical monoterpenes and susceptibility of eastern white pine to white-pine weevil attack
329. Heterologous expression and characterization of a "pseudomature" form of taxadiene synthase involved in paclitaxel (taxol) biosynthesis and evaluation of a potential intermediate and inhibitors of the multistep diterpene cyclization reaction
330. Evolution of clutch size in insects. I. A review of static optimality models
331. Monoterpene biosynthesis
332. Localization of pheromone in male boll weevils, Anthonomus grandis
333. Effect of juvenile hormone III and beta-bisabolol on pheromone production in fat bodies from male boll weevils, Anthonomus grandis Boheman (Coleoptera: Curculionidae)
334. The attraction created by males of a bark beetle Ips confusus (LeConte) attacking ponderosa pine
335. Selection and colonization of ponderosa pine by bark beetles
336. The role of pheromones, kairomones, and allomones in the host selection and colonization behavior of bark beetles
337. The olfactory response of Ips confusus (LeConte) (Coleoptera: Scolytidae) to the secondary attraction in the laboratory
338. Studies on the host selection behavior of Ips confusus (LeConte) (Coleoptera: Scolytidae) attacking Pinus ponderosa
339. Sex pheromones of bark beetles. I. Mass production, bio-assay, source, and isolation of sex pheromone of Ips confusus (LeC.)
340. Unique synergistic effects produced by the principal sex attractant compounds of Ips confusus (LeConte) (Coleoptera: Scolytidae)
341. Response of Ips confusus to synthetic sex pheromones in nature
342. The bark and ambrosia beetles of North and Central America (Coleoptera: Scolytidae), a taxonomic monograph
343. A reclassification of the genera of Scolytidae (Coleoptera)
344. A catalog of Scolytidae and Platypodidae (Coleoptera), Part 2, Taxonomic index, Volumes A and B
345. Chemotaxonomy of the genus Abies - II. Within tree variation of the terpenes in cortical oleoresin
346. Geographic variability of monoterpenes from cortex of Pseudotsuga menziessii
347. Turpentine composition of Pinus eontorta ξ Pinus banksiana hybrids and hybrid derivatives
348. Variation of the Pinus ponderosa needle oil with season and needle age
349. Is isoprene emitted by plants synthesized via the novel isopentenyl pyrophosphate pathway?
350. Studies on the site of sex pheromone production in Dendroctonus pseudotsugae (Coleoptera: Scolytidae)