Proposed Seminar

Seminar on “Analysis of Tumor-associated Antigens of Digestive Organs with Monoclonal Antibodies and Their Clinical Application”
UCLA Conference Center, Lake Arrowhead, California, February 22-23, 1985
Organizers: Dr. Ralph A. Reisfeld
Akira Yachi

Seminar on “Oncogenes and Experimental Carcinogenesis”
Honolulu, Hawaii, March 12-14, 1985
Organizers: Dr. Stuart A. Aaronson
Dr. Masaaki Terada

Proposed Exchange Scientists to the United States

Dr. Kunitada Shimotohno
Section Head, Virology Division
National Cancer Center Research Institute, Tokyo
Dates: May 21 , 1984 - June 10, 1984
Host: Dr. David Golde (University of California)
Dr. Howard M. Temin (University of Wisconsin)

Dr. Yoshinari Ohnishi
Professor, Department of Bacteriology
School of Medicine, University of Tokushima, Tokushima
Dates: July 29 - August 28, 1984
Host: Dr. Frederick A. Beland (National Center for Toxicology Research)

Dr. Ikuo Abe
Department of Oncology
Research Institute for Tuberculosis, Leprosy and Cancer
Tohoku University, Sendai
Dates: September 1984
Hosts: Drs. Gary A. Boorman and Joseph Haseman (National Institute of Environmental Health Sciences)
Dr. Richard H. Adamson (National Cancer Institute)
Drs. John Weisburger and Gary Williams (Naylor Dana Institute for Disease Prevention, American Health Foundation)
Dr. B. D. Dinman (Institute of Environmental and Industrial Health)

Dr. Kazuo Yanagi
Assistant Profesor
Institute of Basic Medical Sciences
The University of Tsukuba, Ibaragi
Dates: October 1 - November 30, 1984
Host: Dr. Bernard Roizrnan (Marforie B. Kovler Viral Oncology Laboratories, The University of Chicago)

Proposed Exchange of Materials
1. 2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline (MeIQX) 3g
2. 2-Amino-3,4,8-trimethylimidazo[4,5-f]quinoxaline (4,8-DiMeIQx) 2g
Both mutagenic heterocyclic amines will be chemically synthesized in Japan, sent through Dr. T. Sugimura to Dr. R. H. Adamson and distributed to the U.S. scientists.