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The X Chromosome in Africa

Brazilian biologists, in conjunction with the Institute of Human Genetics, Newcastle University, have performed a worldwide phylogeographical study of the X chromosome by examining a haplotype block on a region of X chromosome where recombination is rare. Their findings, published in PLoS One, support currently accepted theories of a single origin of modern humans in Africa within the last 195,000 years, as well as migration out of Africa about 55,000 to 65,000 years ago.

The Scan

Vaccine Update Recommended

A US Food and Drug Administration panel recommends booster vaccines be updated to target Omicron, CNBC reports.

US to Make More Vaccines for Monkeypox Available

The US is to make nearly 300,000 vaccine doses available in the coming weeks to stem the spread of human monkeypox virus, according to NPR.

Sentence Appealed

The Associated Press reports that Swedish prosecutors are appealing the sentence given to a surgeon once lauded for transplanting synthetic tracheas but then convicted of causing bodily harm.

Genome Biology Papers on COVID-19 Effector Genes, Virtual ChIP-seq, scDART

In Genome Biology this week: proposed COVID-19 effector genes, method to predict transcription factor binding patterns, and more.