Morphology and Histochemistry of Juvenile Male American Alligator (Alligator mississippiensis) Phallus

Anatomical Record

Volumn 295, Issue 2, 2012, Pages 328-337

  Moore, Brandon C ^a,b   Mathavan, Ketan ^a   Guillette, Louis J ^a,c,d  

^a UNIVERSITY OF FLORIDA   (United States)

^b LOUISIANA TECH UNIVERSITY   (United States)

^c MEDICAL UNIVERSITY OF SOUTH CAROLINA   (United States)

^d MEDICAL UNIVERSITY OF SOUTH CAROLINA   (United States)

Author keywords

Alligator; Erectile tissues; Phallus; Sulcus

Indexed keywords

ALLIGATOR; ALLIGATOR MISSISSIPPIENSIS; ANIMAL TISSUE; ARTICLE; CYTOPLASM; EPITHELIUM; EPITHELIUM CELL; FIBROUS BODY; HISTOCHEMISTRY; INNER CUFF EPITHELIUM; MALE; NONHUMAN; OUTER BASE EPITHELIUM; OUTER CUFF EPITHELIUM; OUTER TIP EPITHELIUM; PENIS; PRIORITY JOURNAL; STROMA; SULCUS EPITHELIUM; SULCUS LUMEN;

ALLIGATORS AND CROCODILES; ANIMALS; BIOLOGICAL MARKERS; IMAGING, THREE-DIMENSIONAL; IMMUNE SYSTEM; MALE; MUCINS; PENILE ERECTION; PENIS; REPRODUCTION;

ALLIGATOR; ALLIGATOR MISSISSIPPIENSIS; CROCODYLIDAE (ALL CROCODILES);

EID: 84855806343     PISSN: 19328486     EISSN: 19328494     Source Type: Journal    
DOI: 10.1002/ar.21521     Document Type: Article

References (52)

1. Allsteadt J, Lang JW. 1995. Sexual dimorphism in the genital morphology of young American alligators, Alligator mississippiensis. Herpetologica 51: 314-325.
2. Amann RP, Hammerstedt RH, Veeramachaneni DNR. 1993. The epididymis and sperm maturation-a perspective. Reproduction Fertility Dev 5: 361-381.
3. Brennan PLR, Birkhead TR, Zyskowski K, van der Waag J, Prum RO. 2008. Independent evolutionary reductions of the phallus in basal birds. J Avian Biol 39: 487-492.
4. Cabrera FJ, Garcia CG, Gonzalez-Vera MA, Rossini M. 2007. Histological characteristic of the masculine genital system of the spectacled cayman (Caiman crocodilus crocodilus). Revista Cientifica-Facultad De Ciencias Veterinarias de la Universidad del Zulia 17: 123-130.
5. Cabrera FJ, Garcia GC. 2007. Mucins of the male genital tract of the spectacled caiman (Caiman crocodilus crocodilus). Revista de la Facultad de Ciencias Veterinarias, Universidad Central de Venezuela 48: 77-84.
6. Chaffin K, Norton TM, Gilardi K, Poppenga R, Jensen JB, Moler P, Cray C, Dierenfeld ES, Chen T, Oliva M, Origgi FC, Gibbs S, Mazzaro L, Mazet J. 2008. Health assessment of free-ranging alligator snapping turtles (Macrochelys temminckii) in Georgia and Florida. J Wildlife Dis 44: 670-686.
7. Cornwallis CK, O'Connor EA. 2009. Sperm: seminal fluid interactions and the adjustment of sperm quality in relation to female attractiveness. Proc Roy Soc B-Biol Sci 276: 3467-3475.
8. Fiala JC. 2005. Reconstruct: A free editor for serial section microscopy. J Microscopy-Oxford 218: 52-61.
9. Fujihara N. 1992. Accessort reproductive fluids and organs in male domestic birds. Worlds Poultry Sci J 48: 39-56.
10. Garrison AW, Guillette LJ, Wiese TE, Avants JK. 2010. Persistent organochlorine pesticides and their metabolites in alligator livers from Lakes Apopka and Woodruff, Florida, USA. International J Environmental Analy Chem 90: 159-170.
11. Gipson IK, Spurrmichaud SJ, Tisdale AS, Kublin C, Cintron C, Keutmann H. 1995. Stratified squamous epithelia produce mucin-like glycoproteins. Tissue Cell 27: 397-404.
12. Goes PAA, Cavalcante AKD, Nichi M, Perez EGD, Barnabe RC, Barnabe VH. 2010. Reproductive characteristics of captive greater rhea (Rhea americana) males reared in the state of Sao Paulo, Brazil. Brazilian J Poultry Sci 12: 57-62.
13. Govett PD, Harms CA, Johnson AJ, Latimer KS, Wellehan JFX, Fatzinger MH, Christian LS, Kelly TR, Lewbart GA. 2005. Lymphoid follicular cloacal inflammation associated with a novel herpesvirus in juvenile alligators (Alligator mississippiensis). J Veterinary Diagnostic Invest 17: 474-479.
14. Guerrero SM, Calderón ML, de Pérez GR, Ramírez-Pinilla MP. 2004. Morphology of the male reproductive duct system of Caiman crocodilus (Crocodylia, Alligatoridae). Annals Anatomy - Anatomischer Anzeiger 186: 235-245.
15. Herrera GA, Lott RL. 1996. Silver stains in diagnostic renal pathology. J Histotechnol 19: 219-223.
16. Hjelm BE, Berta AN, Nickerson CA, Arntzen CJ, Herbst-Kralovetz MM. 2010. Development and characterization of a three-dimensional organotypic human vaginal epithelial cell model. Biol Reproduction 82: 617-627.
17. Holmes HJ, Gist DH. 2004. Excurrent duct system of the male turtle Chrysemys picta. J Morphol 261: 312-322.
18. Isles TE. 2009. The socio-sexual behaviour of extant archosaurs: implications for understanding dinosaur behaviour. Historical Biol: Int J Paleobiol 21: 139-214.
19. Joanen T, McNease L. 1980. Reproductive biology of the American alligator in Southwest Louisiana. In: Murphy JB, Collins JT, editors. Reproductive biology and disease of captive reptiles. Lawrence, Kansas. p 153-159.
20. Johnston MA, Porter DE, Scott GI, Rhodes WE, Webster LF. 2010. Isolation of faecal coliform bacteria from the American alligator (Alligator mississippiensis). J Appl Microbiol 108: 965-973.
21. Jones RC, Dacheux JL, Nixon B, Ecroyd HW. 2007. Role of the epididymis in sperm competition. Asian J Androl 9: 493-499.
22. Kelly DA. 2002. The functional morphology of penile erection: tissue designs for increasing and maintaining stiffness. Integrative Compar Biol 42: 216-221.
23. Kelly DA. 2004. Turtle and mammal penis designs are anatomically convergent. Proc Roy Soc Lond Series B-Biol Sci 271: S293-S295.
24. Kelly DA. 2007. Penises as variable-volume hydrostatic skeletons. In: Elad D, Young RC, editors. Reproductive biomechanics. New York, NY: Wiley-Blackwell. p 453-463.
25. Klonisch T, Fowler PA, Hombach-Klonisch S. 2004. Molecular and genetic regulation of testis descent and external genitalia development. Dev Biol 270: 1-18.
26. Kofron CP. 1990. The reproductive-cycle of the Nile crocodile (Crocodylus niloticus). J Zool 221: 477-488.
27. Kofron CP, Steiner C. 1994. Observations on the African dwarf crocodile, Osteolaemus tetraspis. Copeia 2: 533-535.
28. Lagow E, DeSouza MM, Carson DG. 1999. Mammalian reproductive tract mucins. Human Reproduction Update 5: 280-292.
29. Lake PE. 1957. The male reproductive tract of the fowl. J Anatomy 91: 116-129.
30. Linden SK, Sutton P, Karlsson NG, Korolik V, McGuckin MA. 2008. Mucins in the mucosal barrier to infection. Mucosal Immunol 1: 183-197.
31. Ma RR, Wu XB, Wang RP, Wang CL, Zhu JL. 2008. Identification and phylogenetic analysis of a bacterium isolated from the cloaca of Chinese alligator. African J Biotechnol 7: 2128-2133.
32. Merchant ME, Pallansch M, Paulman RL, Wells JB, Nalca A, Ptak R. 2005. Antiviral activity of serum from the American alligator (Alligator mississippiensis). Antiviral Res 66: 35-38.
33. Milnes MR, Guillette LJ. 2008. Alligator tales: new lessons about environmental contaminants from a sentinel species. Bioscience 58: 1027-1036.
34. Montgomerie R, Briskie J. 2007. Anatomy and evolution of copulatory structures. In: Jamieson BGM, editor. Reproductive biology and phylogeny of birds: Phylogeny, morphology, hormones, fertilization. Enfield: Science Publishers. p 115-148.
35. Moore BC, Uribe-Aranzabal MC, Boggs ASP, Guillette LJ. 2008. Developmental morphology of the neonatal alligator (Alligator mississippiensis) ovary. J Morphol 269: 302-312.
36. Poiani A. 2006. Complexity of seminal fluid: a review. Behav Ecol Sociobiol 60: 289-310.
37. Ramm SA. 2007. Sexual selection and genital evolution in mammals: A phylogenetic analysis of baculum length. Am Naturalist 169: 360-369.
38. Rhen T, Ross J, Crews D. 1999. Effects of testosterone on sexual behavior and morphology in adult female leopard geckos, Eublepharis macularius. Hormones Behav 36: 119-128.
39. Rooney AA, Bermudez DS, Guillette LJ. 2003. Altered histology of the thymus and spleen in contaminant-exposed juvenile American alligators. J Morphol 256: 349-359.
40. Russo CL, Spurr-Michaud S, Tisdale A, Pudney J, Anderson D, Gipson IK. 2006. Mucin gene expression in human male urogenital tract epithelia. Hum Reproduction 21: 2783-2793.
41. Sasaki H, Nishida T, Mochizuki K. 1983. Intercellular junction of urodeal and phallic epithelial-cells in the guinea fowl, Numida-meleagris. Jpn J Veterinary Sci 45: 313-321.
42. Savage JM. 1997. On terminology for the description of the hemipenes of squamate reptiles. Herpetological J 7: 23-25.
43. Simmons MN, Jones JS. 2007. Male genital morphology and function: an evolutionary perspective. J Urol 177: 1625-1631.
44. Tanaka Y, Elsey RM. 1997. Light microscopic study of the alligator (Alligator mississippiensis) spleen with special reference to vascular architecture. J Morphol 233: 43-52.
45. Tingari MD, Lake PE. 1972. Histochemical localization of glycogen, mucopolysaccharides, lipids, some oxidative enzymes and cholinesterases in the reproductive tract of the male fowl (Gallus domesticus). J Anatomy 112: 273-287.
46. Todd RB, editor. 1852. The cyclopaedia of antomy and physiology. London: Longman, Brown, Green, and Longmans.
47. Wilkinson PM, Rhodes WE. 1997. Growth rates of American alligators in coastal South Carolina. J Wildlife Manage 61: 397-402.
48. Yamada G, Satoh Y, Baskin LS, Cunha GR. 2003. Cellular and molecular mechanisms of development of the external genitalia. Differentiation 71: 445-460.
49. Zaher H. 1999. Hemipenial morphology of the South American xenodontine snakes, with a proposal for a monophyletic xenodontinae and a reappraisal of colubroid hemipenes. Bull Am Museum Natural History: 1-168.
50. Ziegler T, Olbort S. 2007. Genital structures and sex identification in crocodiles. Crocodile Specialist Group Newsletter 26: 16-17.
51. Zimmerman LM, Vogel LA, Bowden RM. 2010. Understanding the vertebrate immune system: insights from the reptilian perspective. J Exp Biol 213: 661-671.
52. Zug GR. 1966. The penial morphology and the relationships of cryptodiran turtles. Occasional Papers of the Museum of Zoology. University of Michigan 647: 1-24.