GFAP and obesity due to melanocortin 4 receptor deficiency: In non-communicable diseases, such as obesity, increased levels of autoAbs in the serum are seen across a diverse array of antigens, ranging from lipids like malondialdehyde (MDA) to proteins like glial fibrillary acid protein (GFAP), to nucleic acids like double-stranded (ds)DNA [3, 19].