Extension of the fertilizable life of unfertilized Urechis eggs by alcohol and by dextrose
β Scribed by Whitaker, D. M.
- Publisher
- John Wiley and Sons
- Year
- 1937
- Tongue
- English
- Weight
- 655 KB
- Volume
- 75
- Category
- Article
- ISSN
- 0022-104X
No coin nor oath required. For personal study only.
β¦ Synopsis
THREE FIGURES 'Thb work has been supported in part by funds granted by the %ekefeller Foundation. 155 ' I n retarding cell division rate in Urechis eggs, 4% ethyl alcohol by volume has no measurable effect, while 1% alcohol retards to the extent of 34% (Whitaker, '34).
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## Abstract Suspensions of lysolecithinβtreated sperm were injected into blastomeres of twoβcell embryos which had been arrested with the extract of unfertilized eggs containing cytostatic factor (CSF). Whereas the CSFβarrested blastomeres remained unchanged if no sperm were injected, those injecte