Scanning electron and light microscopic investigation of bursa fabricius in turkey (meleagris gallopavo)
<b>Aim:</b> The aim of this study was postnatal investigation of morphometric features of Bursa fabricius in Turkey by using scanning electron microscope and light microscope.<p> <b>Materials and Methods:</b> One 1-24 week old 50 turkeys (meleagris gallopavo) were used....
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Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Selcuk University Press
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Series: | Eurasian Journal of Veterinary Sciences |
Subjects: | |
Online Access: | http://eurasianjvetsci.org/pdf.php3?id=562 |
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Summary: | <b>Aim:</b> The aim of this study was postnatal investigation of
morphometric features of Bursa fabricius in Turkey by
using scanning electron microscope and light microscope.<p>
<b>Materials and Methods:</b> One 1-24 week old 50 turkeys
(meleagris gallopavo) were used. Their Bursa fabriciuses
were taken out after the necropsy and weighted. Tissues
were fixed with glutaraldehyde, examined and photographed
under scanning electron microscope. For histological
examination, tissues were prepared using routine histologic
methods and stained with Mallory's triple and
Hematoxylen-Eosine.<p>
<b>Results:</b> The morphometric data concerning turkey ducklings
used in the study showed that Bursa fabricius reaches
its maximum size at the 9<sup>th</sup> week. The decrease in the weight
of Bursa fabricius following the week of 9 proved that involution
session in the turkey begins after that period. On
the investigation performed by means of scanning electron
microscopy, dome shaped surface epithelium which covers
subepithelial lymph follicles on the surface was determined
to be most clear in the 5<sup>th</sup> and 9<sup>th</sup> weeks. There was a distinct
irregularity of this appearance in the following weeks (13<sup>th</sup>
and 24<sup>th</sup>).<p>
<b>Conclusion:</b> It was concluded that the results may contribute
to the researches which relate to humoral immunity formation
and effectiveness of vaccination programme. |
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ISSN: | 1309-6958 2146-1953 |