A. H. Barkawi
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Characteristics of ovarian follicular dynamics throughout the estrous cycle of Egyptian buffaloes.
- A. Barkawi, Y. Hafez, S. Ibrahim, G. Ashour, Amal K. El-Asheeri, N. Ghanem
- Biology, Medicine
- Animal reproduction science
- 1 February 2009
Data of 56 normal and 9 abnormal estrous cycles were collected from 9 Egyptian buffaloes (Bublus bublis) to describe the follicular growth wave pattern. Heat was checked twice daily while, ovaries… Expand
EFFECT OF RECOMBINANT BOVINE SOMATOROPIN (rbST) ON SEMEN PHYSICAL CHARACTERISTICS AND SOME BIOCHEMICAL CONSTITUENTS IN SEMINAL PLASMA OF FRIESIAN BULLS
To investigate the effects of recombinant bovine somaotropin (rbST) on semen quality and some parameters in seminal plasma of bulls, six Friesian bulls (17.5 to 21.5 month old) were divided into two… Expand
EFFECT OF EPIDERMAL GROWTH FACTOR ON IN VITRO PRODUCTION OF CAMEL (CAMELUS DROMEDARIUS) EMBRYOS BY USING FROZEN SEMEN
The present study was conducted on 1640 oocytes of camels to investigate the effect of supplementing culture medium (TCM-199) with epidermal growth factor (EGF) on the competence of oocytes to mature… Expand
Ultra-structural study of Egyptian Buffalo oocytes before and after in vitro maturation
The purpose of this study was to describe the changes occurring in the cytoplasmic organelles of the buffalo oocytes before and after in vitro maturation. The total number of oocytes used in this… Expand
IN VITRO PRODUCTION OF BUFFALO ( Bubalus bubalis ) EMBRYOS
- A. H. Barkawi, Salam A. Ibrahim, Gal Ashour, Amal K. El-Asheeri, Yasser Mostafa Hafez, Marwa S. Faheem
Two experiments (Exp) were carried out to test the effect of different media on in vitro maturation (IVM) (Exp 1; n = 1142 ovaries with 2666 oocytes) and to study in vitro fertilization (IVF) of… Expand
PHYSICAL, CHEMICAL AND HISTOLOGICAL CHARACREISTICS OF RAHMANI AND OSSIMI LAMBS WITH PARTICULAR REFERENCE TO Longissimus dorsi AND Biceps femoris MUSCLES
ULTRA-STRUCTURE STUDY OF MICROVILLI, MITOCHONDRIA AND LIPID DROPLETS OF EGYPTIAN BUFFALOES’ OOCYTES WITH REFERENCE TO QUALITY
The objective of this study was to describe and relate the ultra-structure of the micro-villi and mitochondria of buffalo’ oocytes as well as morphological aspects of lipid droplets with particular… Expand
Epidermal growth factor enhanced maturation and blastocyst rate of camel (Camelus dromedarius) embryos produced by IVF using frozen semen.