Many different components facilitate autocrine purinergic signalling, including pannexin 1 hemichannels (which facilitate ATP release), P2X and P2Y receptors (which respond to ATP), ectonucleotidases ...
DNA methylation is one epigenetic modification of the genome essential for mammalian embryonic development (Li et al., 1992a), X-chromosome inactivation (Jaenisch et al., 1998), genomic imprinting ...