Comparative neuroethology of feeding control in molluscs

Journal of Experimental Biology

Volumn 205, Issue 7, 2002, Pages 877-896

  Elliott, C J H ^a   Susswein, A J ^a  

^a UNIVERSITY OF YORK   (United Kingdom)

Author keywords

Aplysia; Arousal; Feeding; Feeding choice; Gastropod; Grandmother cell; Helisoma; Learning; Limax; Lymnaea; Mollusc; Neuromodulation; Pattern generation; Pleurobranchaea

Indexed keywords

AGENTS INTERACTING WITH TRANSMITTER, HORMONE OR DRUG RECEPTORS;

ANIMAL; ANIMAL BEHAVIOR; APLYSIA; APPETITE; COMPARATIVE STUDY; ETHOLOGY; FEEDING BEHAVIOR; HELIX (SNAIL); LYMNAEA; MEMORY; METHODOLOGY; MOLLUSC; NERVE CELL; PHYSIOLOGY; REVIEW; SATIETY;

ANIMALS; APLYSIA; APPETITE; CONSUMMATORY BEHAVIOR; ETHOLOGY; FEEDING BEHAVIOR; HELIX (SNAILS); LYMNAEA; MEMORY; MOLLUSCA; NEURONS; NEUROTRANSMITTER AGENTS; SATIATION;

ANIMALIA; APLYSIA; GASTROPODA; HELISOMA; HELIX (SNAIL); INVERTEBRATA; LIMAX; LYMNAEA; MOLLUSCA; PLEUROBRANCHAEA;

EID: 0036331957     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (246)

1. Modulation of defensive reflexes in Aplysia californica by appetitive stimulation
2. Pleuro-buccal projections in pulmonate molluscs
3. Pleural-buccal interneurons in the pteropod mollusc Clione limacina
4. Mechanisms of inhibition of feeding by a pleural interneuron in the mollusc Lymnaea stagnalis
5. Effect of a serotonergic extrinsic modulatory neuron (MCC) on radula mechanoafferent function in Aplysia
6. Appetitive learning using visual conditioned stimuli in the pond snail, Lymnaea
7. Pharmacologically induced elements of the hunting and feeding behavior in the pteropod mollusk Clione limacina. I. Effects of GABA
8. Control of feeding movements in the fresh-water snail Planorbis corneus. I. Rhythmical neurons of buccal ganglia
9. Control of feeding movements in the fresh-water snail Planorbis corneus. II. Activity of isolated neurons of buccal ganglia
10. Control of feeding movements in the fresh-water snail Planorbis corneus. III. Organization of the feeding rhythm generator
11. Chemoreception in Aplysia californica. I. Behavioral localization of distance chemoreceptors used in food-finding
12. Rapid, nonaversive conditioning in a freshwater gastropod. I. Effects of age and motivation
13. Motor control of the appetitive phase of feeding behavior in Aplyia
14. Snail feeding oscillator: The central pattern generator and its control by modulatory interneurons
15. Bioactive peptides and serotonin immunocytochemistry in the cerebral ganglia of hibernating Helix aspersa
16. Chemoreception and mechanoreception in the gastropod mollusk Pleurobranchaea californica. I. Extracellular analysis of afferent pathways
17. Pheromones linked to sexual behaviors excite the appetitive phase of feeding behavior of Aplysia fasciata. I. Modulation and excitation of appetitive behaviors
18. Consummatory feeding movements in Aplysia fasciata are facilitated by conspecifics with access to mates, by reproductive tract homogenates and by bag cell peptides
19. A proprioceptive role for an exteroceptive mechanoafferent neuron in Aplysia
20. Common regulation of feeding and mating in Aplysia fasciata: Pheromones released by mating and by egg cordons increase feeding behavior
21. Multiple memory processes following training that a food is inedible in Aplysia
22. Responses to food in lymnaeid snails
23. Optimization of rhythmic behaviors by modulation of the neuromuscular transform
24. Behavioral function of glutamatergic interneurons in the feeding system of Lymnaea: Plateauing properties and synaptic connections with motor neurons
25. Glutamatergic N2v cells are central pattern generator interneurons of the Lymnaea feeding system: New model for rhythm generation
26. Glutamate is the transmitter for N2v retraction phase interneurons of the Lymnaea feeding system
27. Presynaptic facilitation revisited; State and time dependence
28. An identified histaminergic neuron can modulate the outputs of buccal-cerebral interneurons in Aplysia via presynaptic inhibition
29. Activity of multiple identified motor neurons recorded intracellularly during evoked feeding like motor programs in Aplysia
30. Modulation of neuromuscular-transmission by conventional and peptide transmitters released from excitatory and inhibitory motor-neurons in Aplysia
31. Selective recruitment of interganglionic interneurones during different motor patterns in Pleurobranchaea
32. Motor control of buccal muscles in Aplysia
33. Pavlovian appetitive discriminative conditioning in Aplysia californica
34. Motor program switching in Pleurobranchaea. I. Behavioural and electromyographic study of ingestion and egestion in intact specimens
35. Motor program switching in Pleurobranchaea. II. Ingestion and egestion in the reduced preparation
36. Neural mechanisms of motor program switching in the mollusc Pleurobranchaea. I. Central motor programs underlying ingestion, egestion and the 'neutral' rhythm(s)
37. Neural mechanisms of motor program switching in the molluscan Pleurobranchaea. II. Role of the ventral white cell, anterior ventral and B3 buccal neurons
38. Neural Mechanisms of motor program switching in the mollusc Pleurobranchaea. III. Role of the paracerebral neurons and other identified brain neurons
39. One-trial associative learning by an isolated molluscan CNS: Use of different chemoreceptors for training and testing
40. Neural correlates of behavioral plasticity in command neurons of Pleurobranchaea
41. Organization of synaptic inputs to paracerebral feeding command interneurons of Pleurobranchaea californica. III. Modifications induced by experience
42. Brain oscillator(s) underlying rhythmic cerebral and buccal motor output in the mollusk, Pleurobranchaea californica
43. Behavioral choice and habituation in the marine mollusc Pleurobranchaea californica MacFarland (Gastropoda, Opisthobranchia)
44. Behavioral hierarchy of mollusk Pleurobranchaea. I. Dominant position of feeding behavior
45. Behavioral hierarchy of mollusk Pleurobranchaea. II. Hormonal suppression of feeding associated with egg-laying
46. Modification of the behavioral hierarchy of Pleurobranchaea. I. Satiation and feeding motivation
47. Distributed neuronal oscillators and efference copy in the feeding system of Pleurobranchaea
48. Selective and differential avoidance-learning in the feeding and withdrawal behavior of Pleurobranchaea californica
49. Cerebral interneurons controlling fictive feeding in Limax maximus. II. Initiation and modulation of fictive feeding
50. Localization of GABA-like immunoreactivity in the central nervous system of Aplysia californica
51. Dopamine-immunoreactive neurones in the central nervous system of the pond snail Lymnaea stagnalis
52. Temporal analysis of snail feeding rhythms: A three-phase relaxation oscillator
53. Interactions of pattern-generating interneurons controlling feeding in Lymnaea stagnalis
54. Interactions of the slow oscillator interneuron with feeding pattern-generating interneurons in Lymnaea stagnalis
55. Esophageal mechanoreceptors in the feeding system of the pond snail, Lymnaea stagnalis
56. Cholinergic interneurons in the feeding system of the pond snail Lymnaea stagnalis. II. N1 interneurons make cholinergic synapses with feeding motoneurons
57. Polycyclic neuromodulation of the feeding rhythm of the pond snail Lymnaea stagnalis by the intrinsic octopaminergic interneuron, OC
58. Behavioral role for nitric-oxide in chemosensory activation of feeding in a mollusk
59. A pair of reciprocally inhibitory histaminergic sensory neurons are activated within the same phase of ingestive motor programs in Aplysia
60. Proprioceptive input to feeding motor programs in Aplysia
61. Modulation of radula opener muscles in Aplysia
62. Serotonin and the small cardioactive peptides differentially modulate two motor neurons that innervate the same muscle fibers in Aplysia
63. Glutamate is a fast excitatory transmitter at some buccal neuromuscular synapses in Aplysia
64. Identification of stimuli and input pathways mediating food-attraction conditioning in the snail
65. Rapid food-aversion learning by a terrestrial mollusk
66. In vitro expression of in vivo learning by an isolated molluscan CNS
67. Nitric oxide and carbon monoxide modulate oscillations of olfactory interneurons in a terrestrial mollusk
68. Bursting neurons command consummatory feeding behavior and coordinated visceral receptivity in the predatory mollusk Pleurobranchaea
69. The role of the metacerebral giant neuron in the feeding behavior of Pleurobranchaea
70. Action-potential broadening and endogenously sustained bursting are substrates of command ability in a feeding neuron of Pleurobranchaea
71. Cost-benefit analysis potential in feeding behavior of a predatory snail by integration of hunger, taste and pain
72. Command neurons in Pleurobranchaea receive synaptic feedback from motor networks they excite
73. Distribution and developmental changes in GABA-like immunoreactive neurons in the central nervous system of pond snail, Lymnaea stagnalis
74. Fast-strike feeding behavior in a pteropod mollusc, Clione limacina Phipps
75. Distribution and anatomy of GABA-like immunoreactive neurons in the central and peripheral nervous-system of the snail Helix pomatia
76. The organization of serotonin-, dopamine- and FMRFamide-containing neuronal elements and their possible role in the regulation of spontaneous contraction of the gastrointestinal tract in the snail Helix pomatia
77. Distribution of tyrosine-hydroxylase-immunoreactive and dopamine-immunoreactive neurons in the central-nervous-system of the snail Helix pomatia
78. An octopaminergic system in the CNS of the snails, Lymnaea stagnalis and Helix pomatia
79. Satiation of food intake in Aplysia californica is determined by orosensory decrement as well as stretch of the crop
80. Evidence that hemolymph glucose in Aplysia californica is regulated but does not affect feeding behavior
81. Compartmentalization of pattern-initiation and motor functions in the B31 and B32 neurons of the buccal ganglia of Aplysia californica
82. Different roles of neurons B63 and B34 that are active during the protraction phase of buccal motor programs in Aplysia californica
83. Initiation and maintenance of protraction phase of feeding motor program in Aplysia
84. Activity patterns of the B31/B32 pattern initiators innervating the I2 muscle of the buccal mass during normal feeding movements in Aplysia californica
85. C-PR neuron of Aplysia has differential effects on 'feeding' cerebral interneurons, including myomodulin-positive CBI-12
86. Adaptation of feeding sequences in Aplysia oculifera to changes in the load and width of food
87. B64, a newly identified central pattern generator element producing a phase switch from protraction to retraction in buccal motor programs of Aplysia californica
88. Behavior-dependent activities of a central pattern generator in freely behaving Lymnaea stagnalis
89. Pattern generation in the buccal system of freely behaving Lymnaea stagnalis
90. Neuronal elements that mediate escape swimming and suppress feeding behavior in the predatory sea slug Pleurobranchaea
91. Escape swim network interneurons have diverse roles in behavioral switching and putative arousal in Pleurobranchaea
92. Identification and characterization of catecholaminergic neuron B65, which initiates and modifies patterned activity in the buccal ganglia
93. Modulation of fictive feeding by dopamine and serotonin in Aplysia
94. Feeding in Helisoma trivolvis: The morphological and physiological basis of a fixed action pattern
95. Differential modulation of motor neurons that innervate the same muscle but use different excitatory transmitters in Aplysia
96. Behavioral and biochemical-changes in the feeding system of Lymnaea induced by the dopamine and serotonin neurotoxins 6-hydroxydopamine and 5,6-dihydroxytryptamine
97. In vitro appetitive classical conditioning of the feeding response in the pond snail Lymnaea stagnalis
98. Multiple types of control by identified interneurons in a sensory-activated rhythmic motor pattern
99. Acetylcholine activates cerebral interneurons and feeding motor program in Limax maximus
100. Glutamate is the fast excitatory neurotransmitter of small cardioactive peptide-containing Aplysia radula mechanoafferent neuron B21
101. Nitric oxide stimulates cGMP production and mimics synaptic responses in metacerebral neurons of Aplysia
102. Enhancement of an inhibitory input to the feeding central pattern generator in Lymnaea stagnalis during conditioned taste-aversion learning
103. Neuronal expression of neural nitric oxide synthase (nNOS) protein is suppressed by an antisense RNA transcribed from an NOS pseudogene
104. Molecular characterization of NOS in a mollusc: Expression in a giant modulatory neuron
105. Learning: Neural analysis in the isolated brain of a previously trained mollusc, Pleurobranchaea californica
106. Behavioral choice: Neural mechanisms in Pleurobranchaea
107. Reciprocal inhibition between feeding and withdrawal behaviors in Pleurobranchaea
108. Neural mechanism underlying behavioral choice in Pleurobranchaea
109. Organization of synaptic inputs to paracerebral feeding command interneurons of Pleurobranchaea californica. II. Inhibitory inputs
110. Food avoidance-learning is accompanied by synaptic attenuation in identified interneurons controlling feeding-behavior in Pleurobranchaea
111. Feeding in Aplysia: A simple system for the study of motivation
112. Functional studies of cotransmission
113. The role of modulatory systems in optimizing behavior: Studies of feeding in the mollusc Aplysia californica
114. Behavioral patterns of Aplysia californica in its natural environment
115. A behavioral modification of the feeding reflex in Aplysia californica
116. Studies of behavioral state in Aplysia
117. Activity of an identified serotonergic neuron in free moving Aplysia correlates with behavioral arousal
118. Mechanisms underlying satiation of feeding-behavior of the mollusk Aplysia
119. Effect of putative neuromodulators on rhythmic buccal motor output in Lymnaea stagnalis
120. Classical conditioning of feeding in Aplysia. I. Behavioral analysis
121. Classical conditioning of feeding in Aplysia. II. Neurophysiological correlates
122. An ethogram of the sea slug, Navanax inermis (Gastropoda, Opisthobranchia)
123. The behavior of Aplysia-californica Cooper (Gastropoda, Opisthobranchia)
124. The rhinophores sense pheromones regulating multiple behaviors in Aplysia fasciata
125. Rhythmic and bilaterally coordinated motor-activity in the isolated brain of Pleurobranchaea
126. Functional roles and circuitry in an inhibitory pathway to feeding command neurones in Pleurobranchaea
127. Mechanism for food avoidance learning in the central pattern generator of feeding-behavior of Pleurobranchaea californica
128. A blood-borne factor from food-satiated Aplysia, suppresses the gill withdrawal reflex in in vitro preparation from unsatiated animals
129. Principles of rhythmic motor pattern generation
130. Movements and motor patterns of the buccal mass of Pleurobranchaea during feeding, regurgitation and rejection
131. Re-examination of presumed feeding motor activity in the isolated nervous system of Pleurobranchaea
132. Higher order neurons in cerebral ganglia of Pleurobranchaea have diverse effects on buccal motor patterns
133. Higher order neurons in buccal ganglia of Pleurobranchaea elicit vomiting motor activity
134. Initiation of feeding motor output by an identified interneurone in the snail Lymnaea stagnalis
135. Initiation, maintenance and modification of patterned buccal motor output by the cerebral giant-cells of Lymnaea stagnalis
136. Patterns of activity and axonal projections of the cerebral giant cells of the snail Lymnaea stagnalis
137. Synaptic relationships of the cerebral giant cells with motoneurones in the feeding system of Lymnaea stagnalis
138. 2) in the snail Lymnaea stagnalis
139. Involvement of hormonal and neuromodulatory systems in the regulation of memory storage
140. A population of SCP-containing neurons in the buccal ganglion of Aplysia are radula mechanoafferents and receive excitation of central origin
141. Cerebral peptides 1 and 2 modulate feeding motor programs in Aplysia
142. Cholinergic suppression: A postsynaptic mechanism of long-term associative learning
143. Giant identified NO-releasing neurons and comparative histochemistry of putative nitrergic systems in gastropod molluscs
144. NADPH-diaphorase localization in the CNS and peripheral tissues of the predatory sea-slug Pleurobranchaea californica
145. Distribution of NADPH-diaphorase reactivity and effects of nitric oxide on feeding and locomotory circuitry in the pteropod mollusc, Clione limacina
146. Nitric-oxide activates buccal motor patterns in Lymnaea stagnalis
147. Serotonin-immunoreactivity in peripheral tissues of the opisthobranch molluscs Pleurobranchaea californica and Tritonia diomedia
148. In vivo buccal nerve activity that distinguishes ingestion from rejection can be used to predict behavioral transitions in Aplysia
149. The timing of activity in motor neurons that produce radula movements distinguishes ingestion from rejection in Aplysia
150. Learning: A model system for physiological studies
151. Discriminative behavior and Pavlovian conditioning in the mollusc Pleurobranchaea
152. Differential Pavlovian conditioning in the mollusc Pleurobranchaea
153. An identified pleural ganglion interneuron inhibits patterned motor-activity in the buccal ganglia of the snail, Helisoma
154. The neuronal basis of feeding in the snail, Helisoma, with comparisons to selected gastropods
155. Peptidergic modulation of patterned motor-activity in identified neurons of Helisoma
156. Fear memories require protein synthesis in the amygdala for reconsolidation after retrieval
157. Synaptic modulation contributes to firing pattern generation in jaw motor neurons during rejection of seaweed in Aplysia kurodai
158. Effects of cerebral neuron C-PR on body muscles associated with a food-induced arousal state in Aplysia
159. Body postural muscles active during food arousal in Aplysia are modulated by diverse neurons that receive monosynaptic excitation from the neurons C-PR
160. Contingent-dependent enhancement of rhythmic motor patterns: An in vitro analog of operant conditioning
161. In vitro analog of operant conditioning in Aplysia. I. Contingent reinforcement modifies the functional dynamics of an identified neuron
162. In vitro analog of operant conditioning in Aplysia. II. Modifications of the functional dynamics of an identified neuron contribute to motor pattern selection
163. Dopaminergic synapses mediate neuronal changes in an analogue of operant conditioning
164. Inhibition of mating in Aplysia fasciata by food stimuli in the environment, but not by post-ingestion stimuli causing satiation
165. Prey capture phase of feeding behavior in the pteropod mollusc Clione limacina: Neuronal mechanisms
166. Food recognition and predation on opisthobranchs by Navanax inermis
167. Characterization of Aplysia attractin, the first water-borne peptide pheromone in invertebrates
168. Anterograde signaling by nitric oxide: Characterization and in vitro reconstitution of an identified nitrergic synapse
169. A cerebral central pattern generator in Aplysia and its connections with buccal feeding circuitry
170. Compartmentalization of information processing in an Aplysia feeding circuit interneuron through membrane properties and synaptic interactions
171. Neural modulation of gut motility by myomodulin peptides and acetylcholine in the snail Lymnaea
172. Consequences of food-attraction conditioning in Helix: A behavioral and electrophysiological study
173. Motor organization in pharynx of Helix pomatia
174. Premotor neuron-b51 and neuron-b52 in the buccal ganglia of Aplysia californica - Synaptic connections, effects on ongoing motor rhythms and peptide modulation
175. Feeding stimulants activate an identified dopaminergic interneuron that induces the feeding motor program in Helisoma
176. An identified glutamatergic interneuron patterns feeding motor-activity via both excitation and inhibition
177. Glutamate as a putative neurotransmitter in the buccal central pattern generator of Helisoma trivolvis
178. Plasticity in the multifunctional buccal central pattern generator of Helisoma illuminated by the identification of phase 3 interneurons
179. Feeding motor programme in Limax. II. Modulation by sensory inputs in intact animals and isolated central nervous systems
180. Evidence for the presence, synthesis, immunoreactivity and uptake of GABA in the nervous-system of the snail Helisoma trivolvis
181. GABA regulates the buccal motor output of Helisoma by 2 pharmacologically distinct actions
182. The relationship of the central motor pattern to the feeding cycle of Lymnaea stagnalis
183. Interneuronal control of feeding in the pond snail Lymnaea stagnalis. I. Initiation of feeding cycles by a single buccal interneurone
184. Interneuronal control of feeding in the pond snail Lymnaea stagnalis. II. The interneuronal mechanism generating feeding cycles
185. Outputs of radula mechanoafferent neurons in Aplysia are modulated by motor neurons, interneurons and sensory neurons
186. Diverse synaptic connections between peptidergic radula mechanoafferent neurons and neurons in the feeding system of Aplysia
187. Identification and characterization of cerebral-to-buccal interneurons implicated in the control of motor programs associated with feeding in Aplysia
188. The role of a modulatory neuron in feeding and satiation in Aplysia - Effects of lesioning of the serotonergic metacerebral cells
189. Cross-modality sensory integration in the control of feeding in Aplysia
190. One-trial associative learning modifies food odor preferences of a terrestrial mollusc
191. Analysis of associative learning in the terrestrial mollusc Limax maximus. II. Appetitive learning
192. An analysis of associative learning in a terrestrial mollusc. I. Higher-order conditioning, blocking and a transient US pre-exposure effect
193. Short-term synaptic enhancement modulates ingestion motor programs of Aplysia
194. Neuropeptides myomodulin, small cardioactive peptide and buccalin in the central-nervous-system of Lymnaea stagnalis - Purification, immunoreactivity and artifacts
195. Social isolation blocks the expression of memory after training that a food is inedible in Aplysia fasciata
196. Variables affecting long-term memory of learning that a food is inedible in Aplysia
197. Parametric features of inhibition of feeding in Aplysia by associative learning, satiation and sustained lip stimulation
198. Identification of the neural pathway for reinforcement of feeding when Aplysia learn that food is inedible
199. Presence of conspecifics facilitates learning that food is inedible in Aplysia fasciata
200. Radular kinetics during grazing in Helisoma trivolis (Gastropoda: Pulmonata)
201. Pattern-generating role for motoneurons in a rhythmically active neuronal network
202. Electrophysiological and behavioral analysis of lip touch as a component of the food stimulus in the snail Lymnaea
203. Cellular traces of behavioral classical conditioning can be recorded at several specific sites in a simple nervous system
204. Extrinsic modulation and motor pattern generation in a feeding network: A cellular study
205. Serotonin-immunoreactivity in the central nervous system of the marine molluscs Pleurobranchaea californica and Tritonia diomedia
206. Effects of food deprivation upon behavioral patterns and time budgeting of Aplysia fasciata
207. Pharyngeal movements during feeding sequences in Navanax inermis: A cinematographic analysis
208. Sexual behavior in Aplysia fasciata induced by homogenates of the distal large hermaphroditic duct
209. Identification and characterization of neurons initiating patterned neural activity in the buccal ganglia of Aplysia
210. Activity patterns and time budgeting of Aplysia fasciata in field and laboratory conditions
211. Catecholaminergic neurons in the esophagus of Aplysia: A peripheral brain?
212. Bulk as a stimulus for satiation in Aplysia
213. Localization of bulk stimuli underlying satiation in Aplysia
214. The stimulus control of biting in Aplysia
215. Characterization of buccal motor programs elicited by a cholinergic agonist applied to the cerebral ganglion of Aplysia californica
216. Learned changes of feeding-behavior in Aplysia in response to edible and inedible foods
217. The effects of food arousal on the latency of biting in Aplysia
218. Internal stimuli enhance feeding behavior in the mollusc Aplysia
219. Food attraction conditioning in the snail, Helix pomatia
220. Nitric oxide, but not serotonin, is involved in acquisition of food-attraction conditioning in the snail Helix pomatia
221. Dopaminergic neuron B20 generates rhythmic neuronal activity in the feeding motor circuitry of Aplysia
222. Pheromones linked to sexual behaviors excite the appetitive phase of feeding behavior in Aplysia fasciata. II. Excitation of C-PR, a neuron involved in the generation of appetitive behaviors
223. Lateralized memory storage and crossed inhibition during odor processing by Limax
224. An identified neuron (CPR). Evokes neuronal responses reflecting food arousal in Aplysia
225. Appetitive feeding behavior of Aplysia - Behavioral and neural analysis of directed head turning
226. Serotonergic modulation of patterned motor output in Lymnaea stagnalis
227. The hybrid modulatory/pattern generating NIL interneuron in the buccal feeding system of Lymnaea is cholinergic
228. Activation and reconfiguration of fictive feeding by the octopamine-containing modulatory OC interneurons in the snail Lymnaea
229. Octopamine: A new feeding modulator in Lymnaea
230. Release of peptide cotransmitters in Aplysia: Regulation and functional implications
231. Peptide cotransmitter release from motorneuron B16 in Aplysia californica: Costorage, corelease and functional implications
232. Costorage and corelease of modulatory peptide cotransmitters with partially antagonistic actions on the accessory radula closer muscle of Aplysia californica
233. Sensory function and gating of histaminergic neuron C2 in Aplysia
234. Modulatory control of buccal musculature by a serotonergic neuron (metacerebral cell) in Aplysia
235. Food-related conditioning and neuronal correlates in the freshwater snail Lymnaea stagnalis
236. Dopamine elicits feeding motor programs in Limax maximus
237. Evidence for a physiological role for the peptide APGWamide in the Aplysia CNS
238. Actions of a pair of identified cerebral-buccal interneurons (CBI-8/9) in Aplysia that contain the peptide myomodulin
239. Behavioral analysis of internal memory states using cooling-induced retrograde amnesia in Limax flavus
240. Central pattern generator interneurons are targets for the modulatory serotonergic cerebral giant-cells in the feeding system of Lymnaea
241. Modulatory role for the serotonergic cerebral giant-cells in the feeding system of the snail, Lymnaea. II. Photoinactivation
242. A cholinergic modulatory interneuron in the feeding system of the snail, Lymnaea
243. Modulatory role for the serotonergic cerebral giant-cells in the feeding system of the snail, Lymnaea. I. Fine wire recording in the intact animal and pharmacology
244. Neural control of the buccal muscle movement in the African giant snail Achatina fulica
245. Motivational control of sexual behavior in Aplysia fasciata: Sequencing and modulation by sexual deprivation and by addition of partners