The p73 protein, a homologue of the tumour-suppressor protein p53, can activate p53-responsive promoters and induce apoptosis in p53-deficient cells. Here we report that some tumour-derived p53 ...

Intestinal lactase phlorizin hydrolase is the brush border disaccharidase responsible for the digestion of dietary lactose. In the majority of the world’s population lactase activity does not persist ...