vitellus


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  • noun

Synonyms for vitellus

nutritive material of an ovum stored for the nutrition of an embryo (especially the yellow mass of a bird or reptile egg)

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References in periodicals archive ?
The caudal region was adhered to the vitellus, where Kupffer's vesicle was visible, and the cephalic region had an ovoid projection (Fig.
If oocytes showed sperm head in the vitellus along with M-II chromosomes or swollen sperm head along with M-II chromosome or both male and female pronuclei, then oocytes were considered fertilized (30).
Embriyonun katlanmasi sirasinda vitellus kesesinin dorsal kismi embriyo icine dogru birlesir.
La majorite des auteurs accordent a ces hormones un role dans la formation du vitellus chez les femelles adultes d'insectes (Hagedorn 1985, Belles 1998, Tawfik et al.
Amnion ve vitellus kesesi arasindaki aksesuvar norenterik kanal, noral kanali ve notokordu ikiye bolmekte ve arkasinda endomezenkimal trakt ve mezenkimal infiltrasyonun zamanlamasina bagli olarak noral tup, fibrokartilajinoz veya kemik septum ile ikiye bolunmekte (Tip 1 SKM), ya da tek bir dural kilif icinde fibroz elementlerle yarik omurilik olusmaktadir (Tip 2 SKM) (1,9).