Cytoplasmic halo
WebNational Center for Biotechnology Information WebJul 18, 2002 · There was also frequent perinuclear halo containing pale-staining cytoplasm. The cell borders appeared more distinct than usual. Sometimes, the metaplastic cells assumed an elongated and spindle shape (Fig. 2). Aggregates of these spindle cells could give rise to a streaming pattern. Perihalo cytoplasmic condensation, smudged chromatin ...
Cytoplasmic halo
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WebSep 29, 2009 · The following parameters were evaluated: day 1: the size (equal or unequal (>25% difference in size)) and position (central or peripheral) of the pronuclei, the presence of a cytoplasmic halo (a light zone over at least 75% of the circumference of the zygote); day 2 and day 3: the number and size (equal, slightly unequal (25-50% difference in ... WebJul 7, 2010 · A cytoplasmic halo is a manifestation of a microtubule-mediated withdrawal of mitochondria and other cytoplasmic components to the perinuclear region. The presence of a cytoplasmic halo has been reported to positively correlate with embryo quality and pregnancy rates [22–24]. This could not be confirmed by our data since the embryo …
WebJul 22, 2024 · Oligodendrocytes have long cytoplasmic projections extending from their soma. Their nuclei are small and surrounded by a halo of cytoplasm, rich in polyribosomes and granular endoplasmic … WebNov 1, 2003 · Subsequently, this focal clearing within the cortical cytoplasm (cytoplasmic flare) often progresses to involve the entire cytocortex (halo). This phenomenon is thought to be the manifestation of a microtubule‐organized translocation of mitochondria and other cytoplasmic components to the centre of the oocyte, since virtually no detectable ...
WebNov 15, 2024 · Cytoplasmic halo. Formation of the cytoplasmic halo is a known phenomenon of fertilization, but its morphokinetic characteristics are at present undetermined. On average, its formation occurred at approximately 11 h p.i. (Table II). Its position relative to the centre of the oocyte was in most cases (63%) asymmetrical. WebAug 1, 2024 · The halo was observed in 88.4% (892/1009) of fertilized oocytes (Table 1) and classified as symmetrical . Discussion. The developmental significance of the …
WebMar 1, 2024 · The characteristics of the cytoplasmic halo were not affected by the ovarian stimulation method used, female age, the serum steroid hormone level on the day of …
WebAug 29, 2024 · INTRODUCTION. The cytopathology laboratory plays a critical role in screening for and diagnosing a number of infectious diseases. Cytology samples … lithium mining in the congoWebCytoplasmic streaming or halo It has been recognized that there is differential cytoplasmic appearances in pronuclear oocytes from many species. In both the mouse and the hamster, the dense areas that appear after fertilization have been attributed to redistribution of mitochondria (Muggleton-Harris and Brown, 1988; Barnett et al., 1996). imran alam cricketerWebAug 22, 2024 · A rim of condensed cytoplasm often surrounds the perinuclear cavitation, giving the cell a "halo" or cleared-out appearance around the dysplastic nucleus. Researchers and pathologists have identified koilocytic cells in epithelium throughout the body, but the initial description came from cervical samples. Cervical koilocytosis has … imran ahmed imsciencesWebIn 1PN zygotes, a developmental delay was observed starting from the disappearance of the cytoplasmic halo, reaching 9 h at the time of the first cleavage (P < 0.0001). imran ali cricketerWebApr 30, 2024 · The cytoplasm is deep blue, and a pale perinuclear halo may present. The two cells in the center of the field are basophilic normoblasts. ... and one or more nucleoli may be present. The … imran aftab policeWebApr 7, 2024 · An inability to form the cytoplasmic halo has implications (Scott and Smith, 1998; Ebner et al., 2003). Halo-negative zygotes are exposed to a higher risk of irregular timings of cell division, cell fusion, and asymmetric division; they also display reduced competence to develop into blastocysts and to support blastocoel expansion ( Ezoe et al ... imran ahmed scrippsWebOct 20, 2024 · To systematically investigate the impact of POI localization on PROTAC-mediated degradation, we designed and expressed either Halo or FKBP12 F36V (dTAG) protein tags with or without varying localization signals (nucleus, cytoplasm, outer mitochondrial membrane [OMM], endoplasmic reticulum [ER], Golgi [facing either lumen … imran amplifier