gastrula


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  • noun

Words related to gastrula

double-walled stage of the embryo resulting from invagination of the blastula

References in periodicals archive ?
Besides that, further cleavages into morulla, blastula, gastrula, early prism, 2-and 4-arm pluteus stages showed significant differences (P[?
splendens desde la fecundacion hasta la eclosion (1), pasando por diversas etapas (cigoto, clivaje o blastulacion, gastrula, segmentacion y organogenesis, eclosion y estado larval), en esta investigacion insumio una duracion de 36,13 h.
The two intense bands of slightly over 180 kDa and about 140 kDa are present in these embryos, and protein levels appear to decrease from late blastula to the late gastrula stage (Fig.
The beginning of gastrula marks the end of the blastula stage, and it is followed by epiboly, defined as the movement of the yolk syncytial layer and blastodisc around the yolk cell.
Snow crab undergo a 6-month diapause once they reach the gastrula stage and a second diapause of 3-4 months after the eye pigment formation stage (approximately equivalent to our stage 8) in the field (Moriyasu and Lanteigne, 1998).
1995), clasificando los periodos del embrion como zigoto, clivaje, blastula, gastrula, segmentacion, faringula y eclosion, para llegar a la fase de larva.
iredalei required more duration to develop to another stage such as in early cell division until gastrula stage.
Epidermal cells are differentiated, even if blastomeres are continuously dissociated to prevent cell--cell interactions until the early gastrula stage.
As such, the very early embryo contains a succession of cells with pluripotent capacity from blastocyst to gastrula stages, but none of these cells behave as an ongoing source of stem cells in the later embryo.
turn, inner, entrails, dysentery, industry, blastula, gastrula,
If first cleavage had not commenced, the diameters of a random sample of 10 zygotes were measured in each egg mass; otherwise, an upper limit on zygote size was estimated by measuring the dimensions of a few randomly selected embryos at or before the gastrula stage.
Segun un modo de la genesis especificamente distinto por su contenido y su meta, el modo del 'brotar', desde y por las estructuras celulares y bioquimicas de la gastrula se constituye en el caso del hombre una psique tambien especificamente distinta, la psique a un tiempo animal y humana.
27) Fertilizasyondan 6-11 gun sonra blastokist evresinden gastrula evresine geciste meydana gelir ve birden fazla X kromozomu iceren her bir hucrede sadece bir X kromozomu rasgele olarak aktif birakilarak digerleri inaktive edilir.
Ingestion of these plants during gestation may cause anomalies in foetus (Jones, 1983) it is believed that embryo is injured during blastula and gastrula stages of development.
Most of these developmentally arrested embryos died during late blastula to early gastrula while some made it through gastrulation, but terminated development at the characteristic shield stage of development where an obvious anterior to posterior axis had formed.