Mysore/Mysuru: Asthana Vidwan V. Nataraj, a renowned Dolu exponent and a resident of Kumbarageri in city, passed away on Thursday night. He was 83.  He is survived by five sons, three daughters and a host of relatives and friends.  A Palace Asthana Vidwan, V. Nataraj was conferred with an Honorary Doctorate. He had also served…