(1) The blastocyst antiluteolytic protein therefore closely resembles the interferon-alpha family of antiviral proteins.
(2) Fewer one-cell embryos co-cultured with dissected ampullae for less than 24 h developed to blastocysts than those co-cultured for more than 28 h (P < 0.001).
(3) Uterine lavage affords the potential for non-invasive human blastocyst recovery, with obvious potential for preimplantation genetic diagnosis.
(4) It has been established that the quality of water for the preparation of culture media has an essential influence on the percentage of two cell-stage mouse embryos developing successfully until the blastocyst stage.
(5) Embryos bisected at blastocyst stages had a higher survival rate in vitro than those bisected at the morula stage.
(6) The amount of histone mRNA in cleaving and blastocyst embryos is probably sufficient to code for the blastocyst histone proteins.
(7) Rabbit morulae and blastocysts were cultured in conventional culture media [Ham's F10 or BSM II supplemented with bovine serum albumin (BSA) or serum] or in Ham's medium supplemented with synchronous or asynchronous uterine flushings, mostly for 2 days, and afterwards investigated by light and electron microscopy and by autoradiography.
(8) The effect of taurine on blastocyst formation appeared to be restricted mostly to the period 20-48 h after fertilization, during which time mouse embryos are at the two-cell stage.
(9) No significant effects were observed for percentage cleavage or percentage expanded blastocyst formation in either the endotoxin (E) or the tumor necrosis factor (TNF) groups.
(10) [3H]tryptophan was extremely toxic, compared with [3H]glutamic acid, and inhibited growth of the two-cell embryo to the blastocyst stage.
(11) Fluorescein-labelled gamma globulin fractions of anti-avidin and anti-uteroglobin both bound to blastocysts, but pure FITC-IgG showed binding only of anti-uteroglobin.
(12) Development to blastocysts was greatly affected by the stage of the cycle of the donor nucleus.
(13) It was suggested that the entry of copper into blastocyst lysosomes was followed by release of lysosomal enzymes, cellular autolysis, and death of the affected cells.
(14) The latter group received progesterone to permit blastocysts and the dissected fragments to enter into quiescence, prior to injection of oestradiol to induce implantation.
(15) Several mouse mutants in the distal region of the mouse t-complex affecting blastocyst and embryonic ectoderm formation also map to this region.
(16) Uterine horns were flushed in 5 cats 6-8 days after mating with expanded blastocysts being collected from 4 cats.
(17) The capsule which surrounds the pre-attachment equine embryo has been compared with the zona pellucida (zp) that it replaces, as well as with the rabbit blastocyst coverings, by means of physicochemical and immunological methods.
(18) Levels of pregnenolone and progesterone in spherical pig blastocysts (near 4 and 15 microM respectively) exceeded respective levels in histotroph by about 400-fold.
(19) The present study investigated the ontogeny of 3H-uridine incorporation into RNA as a measure for RNA synthesis in preimplantation porcine embryos from the two-cell stage up to the stage of the newly hatched blastocyst.
(20) Blastocyst formation, hatching of blastocysts, and the number of cells per embryo were affected by this increase in radiation risk.
Mammalian
Definition:
(a.) Of or pertaining to the Mammalia or mammals.
Example Sentences:
(1) A strong block to the elongation of nascent RNA transcripts by RNA polymerase II occurs in the 5' part of the mammalian c-fos proto-oncogene.
(2) As a group, the three mammalian proteins resemble bovine serum conglutinin and behave as lectins with rather broad sugar specificities directed at certain non-reducing terminal N-acetylglucosamine, mannose, glucose and fucose residues, but with subtle differences in fine specificities.
(3) Transformed mammalian cells express both the usual NADP-dependent trifunctional methylenetetrahydrofolate dehydrogenase-cyclohydrolase-synthetase as well as the bifunctional NAD-dependent methylenetetrahydrofolate dehydrogenase-cyclohydrolase.
(4) Immunohistochemical observation of myoepithelial cells with monoclonal antibody from human mammalian cancer suggested that these cells play an important role in the process of glandular ducts formation.
(5) The results confirm studies performed in our laboratory on cytotoxicity and on functional membrane proteins of fungal and mammalian cells [1,2], suggesting a common mechanism of toxicity by the action of hydrophobic xenobiotics on biomembranes.
(6) RNA transcribed in vitro from the early region of bacteriophage T3 or T7 was translated by cytoplasmic ribosomes which synthesized protein in cell-free systems prepared from mammalian cells and wheat germ.
(7) Three distinct G-proteins have been found in mammalian heart sarcolemma: Gi (alpha i = 40 kDa, beta = 36 kDa, and lambda less than 14 kDa), Gp (alpha p = 23 kDa, beta = 36 kDa, and lambda less than 14 kDa), and Gs (alpha s = 42 kDa).
(8) Average temperature changes observed were less than 1 degree C. The present study demonstrates that the electrically evoked response in mammalian brain can be altered by ultrasound in a non-thermal, non-cavitational mode, and that such effects are potentially reversible.
(9) The bacterial-binding activity and mammalian receptor-binding activities in each of two samples co-chromatographed on a Remazol yellow GGL-Sepharose affinity column strongly indicated that the same immunoglobulin species reacts with both antigens.
(10) We have previously shown that about 90% of total Escherichia coli lac repressor synthesized in mammalian cells is located in the cytoplasm [Hu and Davidson, Cell 48 (1987) 555-566].
(11) Morphometric analysis of pores and pore complexes shows their size, structure, and density to be similar to that of other mammalian cells.
(12) Colicin HSC10 caused DNA loss from the bacteriocin-sensitive mammalian cells, which increased with dose and time of exposure.
(13) As compared with solvent-treated control, no significant increases were observed in the number of revertant colonies in all tester strains in both systems with and without mammalian metabolic activation (S9 Mix).
(14) For application to mammalian cells, however, two serious problems require resolution: (1), correction of TPP+ binding to intracellular constituents and (2), estimation of the considerable TPP+ accumulation in mitochondria.
(15) During the transformation of mammalian cells by SV40, the cells acquire new antigenicity at the cell surface that acts as a target for cytotoxic T lymphocytes.
(16) The strong homology of mammalian L27' to yeast L29 suggests a function which has been conserved throughout evolution, and thus L27' may also be involved in peptidyl transferase activity.
(17) The possibility of mammalian mitochondria functioning in fish embryos has been studied.
(18) This result contraindicates a general permissive-requisite role for forebrain NE for the mammalian brain's plasticity during its critical periods.
(19) A gamma-radiation dose (Di) suppressing DNA synthesis initiation by 35% in primary suspension cultures of mammalian cells, is nearly the same as D0 for survival of clonogenic cells of the same lines and tissues.
(20) Accordingly, the 30-fold differences in aging rate among the mammalian species could be determined in part by peroxidation defense processes.