Tshiab nthuav dav ib txwm fertilized blastocysts hnub 5 muaj tag nrho 58.3 +/- 8.1 hlwb, uas tau nce mus rau 84.4 +/- 5.7 thiab 125.5 +/- 19 hnub 6 thiab 7, raws.
Muaj pes tsawg lub hlwb yuav tsum muaj 5 hnub embryo?
Hnub 5, lub embryo, tam sim no hu ua blastocyst, yog hais txog 70-100 hlwb. Ib qho blastocyst tau sib txawv thiab muaj ob hom cell sib txawv. Thawj yog hu ua lub cell loj, uas tsim mus rau hauv cov ntaub so ntswg fetal.
Muaj pes tsawg lub hlwb puas muaj 6 hnub blastocyst?
Hnub 6 embryo Blastocyst zoo li muaj 84.4+/- 5.7 hlwb uas tau nce ob hnub rau hnub 7 txog ib ncig 125.5+/-19.
5 hnub blastocyst loj npaum li cas?
Nyob rau hauv tib neeg, blastocyst tsim pib li ntawm 5 hnub tom qab fertilization thaum cov kua dej puv kab noj hniav qhib nyob rau hauv lub morula, thaum ntxov embryonic theem ntawm ib pob ntawm 16 hlwb. Lub blastocyst muaj ib txoj kab uas hla ntawm kwv yees 0.1–0.2 mm thiab muaj 200–300 lub hlwb tom qab cleavage sai (cell division).
Puas muaj pes tsawg lub hlwb nyob hauv blastocyst?
Lub embryo feem ntau mus txog uterine kab noj hniav li 5 lossis 6 hnub tom qab fertilization. Lub sijhawm no, nws yog blastocyst, lossis ib lub embryo ua los ntawm txog ib puas hlwb. Hauv lub voj voog IVF, blastocyst tsim hauv kab lis kev cai hauv chav kuaj.
