Apple, Fix, iPhone, iPhone 6 Plus, iSight, iSight Camera. 1  This actually has been affecting my phone. 2  Hmm, are they really only going to open up the device and replace the camera, or is it going to be a device swap. 3  Just checked and my 6+ and my brothers are affected.
Pellagra is a vitamin deficiency disease most frequently caused by a chronic lack of niacin (vitamin B 3 or synonym: vitamin PP (from: Pellagra Preventing factor)) in the diet.ellagra is a vitamin deficiency disease most frequently caused by a chronic lack of niacin (vitamin B 3 or synonym: vitamin PP (from: Pellagra Preventing factor)) in the diet.
1 NAD functions in oxidation-reduction (redox) reactions and non-redox reactions. ( 2 More information). 3  Pellagra is the disease of severe niacin deficiency. 4  It is characterized by symptoms affecting the skin, the digestive system, and the nervous system and can lead to death if left untreated.he late stage of severe niacin deficiency is known as pellagra. Early records of pellagra followed the widespread cultivation of corn in Europe in the 1700s (1) . The disease is generally associated with poorer social classes whose chief dietary staple consisted of cereals like corn or sorghum.