The federal government plans to give the exclusive license for a new liver cancer drug to a pharmaceutical company owned by Chinaâs 63rd-richest man, HuffPost has learned. The National Institutes of Health proposes to grant Salubris Biotherapeutics, Inc. exclusive worldwide rights to a portfolio of patents on antibody drugs used to treat liver cancer, according to a notice published Monday on the Federal Register.
Vitamin A deficiency is the leading cause of preventable childhood blindness and is critical to achieving Millennium Development Goal 4:2 to reduce child mortality.revalence of vitamin A deficiency. Vitamin A deficiency (VAD) is a lack of vitamin A in humans. It is common in poorer countries but rarely seen in more developed countries. Nyctalopia (night blindness) is one of the first signs of VAD.
The damage to the cornea in vitamin A associated xerophthalmia is quite different from damage to the retina at the back of the globe, a type of damage which can also be due to lack of vitamin A, but which is caused by lack of other forms of vitamin A which work in the visual system.t may be caused by a deficiency in vitamin A and is sometimes used to describe that lack, although there may be other causes. Xerophthalmia caused by a severe vitamin A deficiency is described by pathologic dryness of the conjunctiva and cornea.