How to Paint Permanent Pictures. By Prof. M. Toch. Pp. 105. (London: Scott, Greenwood and Son; New York: D. Van Nostrand and Co., 1922.) 7s. 6d. net.

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This valuable study identifies asymmetric dimethylarginine (ADMA) histones as potential determinants of the initial genomic binding of Rhino, a Drosophila-specific chromatin protein essential for ...