Histocytological and histochemical features of the adrenal gland of Adult Egyptian native breeds of chicken ( Gallus Gallus domesticus )
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Optics of cone photoreceptors in the chicken (Gallus gallus domesticus)
Vision is the primary sensory modality of birds, and its importance is evident in the sophistication of their visual systems. Coloured oil droplets in the cone photoreceptors represent an adaptation in the avian retina, acting as long-pass colour filters. However, we currently lack understanding of how the optical properties and morphology of component structures (e.g. oil droplet, mitochondria...
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We examined lampbrush chromosomes (LBC) prepared from chicken oocytes of 1-3-mm diam using both light and electron microscopy. Both macro- and microchromosomes form LBC with morphologies very similar to the well known newt and salamander LBC. In chicken LBC typical loops have a contour length of approximately 15 microns, although some loops range up to 50 microns. Multiple transcription units a...
متن کاملUltrasonographic Imaging of Reproductive Organ in Indonesian Native Chicken Hen (Gallus Domesticus)
Hen’s native chicken reproductive organ health status evaluation is important for raising Indonesian native chicken in order to support protein supply for people demand. This study aimed to discover the images of Indonesian hen’s native chicken reproductive organ using ultrasonography. There were 18 hens that used in this study and divided into two groups, 15 hens for brightnessmode ultrasonogr...
متن کاملVocalization Characters and Forkhead Box P2 (FoxP2) Polymorphism in Indonesian Crowing-Type Chicken (Gallus gallus domesticus)
Crowing-type chicken is one of the important chicken breeds in Indonesia. This study was conducted to investigate the crowing characters of Pelung chicken and the effect of exon 7 FoxP2 gene polymorphism in mute chicken. Chicken were obtained from local breeder. Pelung chicken crowing and morphology characterizations were conducted in Cianjur, West Java, Indonesia. Chicken breeding (♀ ...
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As a result of rapid industrialization and urbanization in developing countries of West Africa, heavy metal pollution is likely to reach disturbing levels. The problem is that preparations are not being made towards the protection of the environment. Nigeria is one of the petroleum exporting countries and use of automobiles by middle and high income groups is rather high. In fact, the growing r...
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ژورنال
عنوان ژورنال: Beni-Suef University Journal of Basic and Applied Sciences
سال: 2017
ISSN: 2314-8535
DOI: 10.1016/j.bjbas.2017.04.001