Words similar to cumulus

Example sentences for: cumulus

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Unlike somatic ubiquitous hyaluronidases that are active only at acidic pH [ 8 ] , SPAM1 has hyaluronidase activity at both neutral and acidic pHs, which arise from two different regions within the hyaluronidase domain [ 4 ] . The neutral enzyme activity, which is predominant in insoluble membrane-bound SPAM1, is necessary for sperm to penetrate the hyaluronic acid (HA)-rich extracellular matrix of the cumulus cells surrounding the oocyte.
from selection at E 0200 h through ovulation at E 0200 h the next cycle), the membrana, but not the cumulus and periantral GC, express high levels of BMP-2 mRNA (Fig.
Aspirated oocytes that had an evenly granulated cytoplasm and were surrounded by at least two uniform layers of compact cumulus cells were selected and washed three times in Hepes-buffered synthetic oviductal fluid medium [ 58].
High expression was seen in all the GC of the dominant follicle, except at ovulation when there appeared to be a decrease in BMPR-II mRNA within the cumulus GC (Fig.
Cumulus cells were removed by treating eggs for 3 min with 1 mg/ml hyaluronidase (Sigma, St. Louis, MO) in M199; eggs were washed through four 50-ml drops of M199 medium covered with mineral oil using a pulled , heat-polished, Pasteur pipette (employed in all experiments).