Y-chromosome


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Y-chromosome

the sex chromosome that occurs as one of a pair with the X-chromosome in the diploid cells of the males of many animals, including humans
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Very low percentage of variation was reported for North Ethiopian cattle based on the analysis of Y-chromosome simple sequence repeats (SSR) markers [7].
The results of 17-Y-STRs mutation observed from this study revealed that the precise and reliable understanding of mutation rate at Y-chromosome short tandem repeats loci is necessary for a correct evaluation and interpretation of DNA typing results in forensics and paternity testing involving males.
Additionally, X- and Y-chromosome hybridization allowed the classification of the embryos as either male (hybridization of Y-chromosome probes) or female (no hybridization of Y-chromosome probes, coupled with higher hybridization of X-chromosome probes).
Localization of factors controlling spermatogenesis in the non-fluoroscent portion of human Y-chromosome long arm.
Y-chromosomes, found only in males, come exclusively from our fathers (females have no Y-chromosome to pass on).
The USMARC team developed a PCR test that indicates whether a female is carrying Y-chromosome fragments.
The earliest DNA marker i carry is the Y-chromosome marker M168, which is the marker for the earliest common ancestor of every non-African male person living today.
Y-chromosome deletions and male infertility: State of the art and clinical implications.
When 'classical' serogenetic markers (unpublished) and mitochondrial DNA restriction fragment length polymorphisms (RFLPs) were used, no differences between the Lemba and other southern African populations could be detected.[6] However, Y-chromosome RFLP studies conducted by Spurdle and Jenkins[7,8] provided the first definitive evidence that the male gene pool of SA Lemba was derived, in part, from non-African sources.
Past studies have shown that Jewish communities have been formed from men who had a Y-chromosome with genome characteristics of the Middle East.
Defining regions of the Y-chromosome responsible for male infertility and identification of a fourth AZF region (AZFd) by Y-chromosome microdeletion detection.
The Y-chromosome or Y-DNA test and the mitochondrial test or mtDNA.