MORPHOLOGICAL AND HISTOLOGICAL INVESTIGATIONS ON THE ADRENAL GLANDS IN BLACK BENGAL GOAT (Capra hircus)

B Paul, S Sarkar, M N Islam and R Das
Journal of the Sylhet Agricultural University, Volume 3, Issue 2, 2016, Pages 181-187

Abstract:

Black Bengal goat is a highly prolific small ruminant well known for tender meat and good quality skin. A plenty of research work have already been conducted on the production performance of this goat breed but the research work to elucidate the histomorphology of different vital organs and glands of this breed is still in scarce. There is a close relation between the productivity and endocrine function. With an aim to study the histoarchitecture of adrenal gland of s/he goats, adrenal gland samples were collected from the government slaughter house of Sylhet, Bangladesh at the time of slaughtering. The differences in size and shape of the gland, the cortico-medullary ratio, cell size and nuclear diameters of the cortical and medullary tissues were studied in both sexes. For the histological examinations, the tissue pieces from adrenal glands were immersed in bouin’s fluid. After fixation, tissue samples were dehydrated, cleared, and embedded in paraffin. Haematoxylin and eosin staining method was used to examine tissue sections. The adrenal gland consisted of capsule (3.31% and 2.83%), cortex (70.75% and 72.26%) and medulla (25.94% and 24.91%) in buck and doe. The weight of the left gland was more than the right. Cortical cells were sometimes found in the medullary portion. Medullary epinephrine and norepinephrine cells size and nuclear diameter was more in male but the total length of medulla was more in female. The aim of this study is to provide valuable information for further research on the adrenal gland of goat.

Keywords:

Black Bengal goat, adrenal gland, histoarchitecture, cortex, medulla


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B Paul, S Sarkar, M N Islam and R Das. 2016. MORPHOLOGICAL AND HISTOLOGICAL INVESTIGATIONS ON THE ADRENAL GLANDS IN BLACK BENGAL GOAT (Capra hircus), Journal of the Sylhet Agricultural University 3(2): 181-187.