Pellagra: a non-communicable disease of poverty.

Pellagra is a disease of poverty that is treatable but easily overlooked. The disease is caused by a deficiency of niacin and is clinically characterized by the triad of dermatitis, diarrhoea and dementia. We describe two cases of pellagra in a Malawian district hospital and discuss the pathogenesis, clinical manifestations and treatment of the disease.

Cathepsin L, target in cancer treatment?

Cathepsin L, a cysteine protease, is considered to be a potential therapeutic target in cancer treatment. Proteases are involved in the development and progression of cancer. Inhibition of activity of specific proteases may slow down cancer progression.