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Open AccessNucleosome alterations caused by mutations at modifiable histone residues in Saccharomyces cerevisiae
Nucleosome organization exhibits dynamic properties depending on the cell state and environment. Histone proteins, fundamental components of nucleosomes, are subject to chemical modifications on particular res...
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Copulation in antiarch placoderms and the origin of gnathostome internal fertilization
The discovery of claspers in fossils of antiarch placoderms, an ancient group of armoured fish, suggests that internal fertilization was the ancestral type of reproduction for all jawed vertebrates: this contr...
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Discovery of Ordovician vertebrate fossil from Inner Mongolia China