Four conserved miRNAs are present in a single locus on the X-chromosome and are expressed at higher levels in females than males ... These data highlight the importance of sex-differential miRNA ...
Biologists have revealed genetics behind the alternating sexes of walnut trees. The research reveals a mechanism that has been stable in walnuts and their ancestors going back 40 million years -- and ...
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We could not detect any differences in the number or type of aberrations between primary tumors, recurrences, and metastatic tumors. The most frequent gains were from chromosome arms 8q (69%), 17q (67 ...