Comb Atrophy after Bile Duct Ligation in Chickens

Gross, histological, and immunohistochemical changes in the combs of chickens after bile duct ligation (BDL) are described. Gross reductions in comb size and volume and lower serum testosterone levels were evident in chickens after BDL. Histologically, atrophic combs were characterized by reduced bl...

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Main Authors: Kazuki Yoshioka, Shiho Imai, Hiromi Ikadai, Jun Nagasao, Masashi Tsujio
Format: Article
Language:English
Published: Japan Poultry Science Association 2018-01-01
Series:The Journal of Poultry Science
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jpsa/55/1/55_0170053/_html/-char/en
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author Kazuki Yoshioka
Shiho Imai
Hiromi Ikadai
Jun Nagasao
Masashi Tsujio
author_facet Kazuki Yoshioka
Shiho Imai
Hiromi Ikadai
Jun Nagasao
Masashi Tsujio
author_sort Kazuki Yoshioka
collection DOAJ
description Gross, histological, and immunohistochemical changes in the combs of chickens after bile duct ligation (BDL) are described. Gross reductions in comb size and volume and lower serum testosterone levels were evident in chickens after BDL. Histologically, atrophic combs were characterized by reduced blood capillary diameter, decreased acid mucopolysaccharides, thinning of the stratum germinativum of the epidermis and dermis, and reduced immunostaining intensity of androgen receptors. These results suggest that the affected cells in atrophic combs are androgen targets. BDL caused testicular atrophy in chickens, a primary complication of liver disease, and the resultant low serum testosterone levels subsequently caused atrophy of the comb. In other words, the atrophy of the comb observed in BDL chickens was a secondary complication of liver dysfunction that simulated the effects of liver disease.
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spelling doaj.art-fefc15a87fda47b6a02aaa285ed73d882023-05-30T02:04:14ZengJapan Poultry Science AssociationThe Journal of Poultry Science1346-73951349-04862018-01-01551656910.2141/jpsa.0170053jpsaComb Atrophy after Bile Duct Ligation in ChickensKazuki Yoshioka0Shiho Imai1Hiromi Ikadai2Jun Nagasao3Masashi Tsujio4Laboratory of Veterinary Anatomy, School of Veterinary Medicine, Kitasato UniversityLaboratory of Veterinary Anatomy, School of Veterinary Medicine, Kitasato UniversityLaboratory of Veterinary Parasitology, School of Veterinary Medicine, Kitasato UniversityHonma Pet ClinicDepartment of Veterinary Anatomy, Joint Faculty of Veterinary Medicine, Kagoshima UniversityGross, histological, and immunohistochemical changes in the combs of chickens after bile duct ligation (BDL) are described. Gross reductions in comb size and volume and lower serum testosterone levels were evident in chickens after BDL. Histologically, atrophic combs were characterized by reduced blood capillary diameter, decreased acid mucopolysaccharides, thinning of the stratum germinativum of the epidermis and dermis, and reduced immunostaining intensity of androgen receptors. These results suggest that the affected cells in atrophic combs are androgen targets. BDL caused testicular atrophy in chickens, a primary complication of liver disease, and the resultant low serum testosterone levels subsequently caused atrophy of the comb. In other words, the atrophy of the comb observed in BDL chickens was a secondary complication of liver dysfunction that simulated the effects of liver disease.https://www.jstage.jst.go.jp/article/jpsa/55/1/55_0170053/_html/-char/enandrogen receptoratrophybile duct ligationcomb
spellingShingle Kazuki Yoshioka
Shiho Imai
Hiromi Ikadai
Jun Nagasao
Masashi Tsujio
Comb Atrophy after Bile Duct Ligation in Chickens
The Journal of Poultry Science
androgen receptor
atrophy
bile duct ligation
comb
title Comb Atrophy after Bile Duct Ligation in Chickens
title_full Comb Atrophy after Bile Duct Ligation in Chickens
title_fullStr Comb Atrophy after Bile Duct Ligation in Chickens
title_full_unstemmed Comb Atrophy after Bile Duct Ligation in Chickens
title_short Comb Atrophy after Bile Duct Ligation in Chickens
title_sort comb atrophy after bile duct ligation in chickens
topic androgen receptor
atrophy
bile duct ligation
comb
url https://www.jstage.jst.go.jp/article/jpsa/55/1/55_0170053/_html/-char/en
work_keys_str_mv AT kazukiyoshioka combatrophyafterbileductligationinchickens
AT shihoimai combatrophyafterbileductligationinchickens
AT hiromiikadai combatrophyafterbileductligationinchickens
AT junnagasao combatrophyafterbileductligationinchickens
AT masashitsujio combatrophyafterbileductligationinchickens