Fourth International Conference of Laboratory Animal Scientists Association on "Challenges ahead" was organized on February 17-18, 2011 in collaboration with by the College of Veterinary Science and Animal Husbandry, Pandit Deen Dayal Upadhyaya Pashu Chikitsa Vigyan Vishwa Vidyalaya Evam Go Anusandhan Sanstahn (DUVASU), Mathura.
The conference was inaugurated by Prof A.P. Singh, Vice Chancellor of the University and Robert Dysko, President of American Association for Laboratory Animal Science (AALAS) was the Guest of honour. Some of the eminent scientists who attended the conference from abroad were Dr. Steve Niemi, Vice President, American College of laboratory animal Medicine (ACLAM) from Harvard Medical School, Dr. Claire Hankenson, University of Pennsylvania, Dr. Jeffrey Wyatt from University of Rochester, Dr. Christopher Cosgrove, Mr. Fronco Mondini, Dr. Graham Tobin, Dr. Sai Tummula, Director of Jewish Hospital, Denver, USA.