Histones play a role in packaging DNA into nucleosomes, and they are the main protein in chromatin. In addition, gene expression can be regulated by histones. Genes that are silenced are bound very tightly to a lot of histones, while those that are active are not. Modifications to histones are referred to as the histone code.
Definition of bolshevism. 1 : the doctrine or program of the Bolsheviks advocating violent overthrow of capitalism.
Overview. Actinomyces bovis is a species of the Actinomyces genus. It is found naturally in the oral cavity of cattle and prefers anaerobic conditions but is not a strict anaerobe.Entry of the organism into tissues is following trauma to the mucosa from rough feed or tooth eruption.It causes granulomatous inflammation of soft tissues and bone, causing lumpy jaw.t is found naturally in the oral cavity of cattle and prefers anaerobic conditions but is not a strict anaerobe. Entry of the organism into tissues is following trauma to the mucosa from rough feed or tooth eruption. It causes granulomatous inflammation of soft tissues and bone, causing lumpy jaw.