1. Exogenous Causes. Dry Skin is the most common and obvious cause of itchy soles of the feet. The most likely cause is a lack of moisture in the skin. This affects the elderly more than the younger members of the population and it is found more frequently during the colder winter months.
In molecular genetics, an open reading frame (ORF) is the part of a reading frame that has the potential to code for a protein or peptide. An ORF is a continuous stretch of codons beginning with a start codon (usually AUG) and ending with a stop codon (usually UAA, UAG or UGA). An AUG codon within the ORF (not necessarily the first) may indicate where translation starts.
By Linda Gabriel. BDNF stands for âbrain-derived neurotrophic factor.â Itâs a protein actually, dubbed a master molecule and referred to as âMiracle-Gro for the brainâ by Harvard psychiatrist, John J. Ratey, MD, author of Spark, The Revolutionary New Science of Exercise and the Brain.nside the cells, it activates genes that increase production of more BDNF and other important proteins, as well as serotonin, the neurotransmitter vital for learning and self-esteem. Low levels of BDNF have been associated with depression and even suicide.