71.   A Russian scientist said Wednesday his team had sealed holes in a sunken nuclear submarine, preventing it from leaking radiation for at least two decades.

72.   According to Dub, Pollard would be release in exchange for a Russian scientist imprisoned in the United States for spying.

73.   American officials say many more Russian scientists have disclosed such contacts and believe that Iran is developing a germ arsenal, the Times said.

74.   And many Russian scientists are actively peddling their ideas.

75.   Backed by a new congressional report, the House Armed Services Committee chairman today said that joint research with Russian biological scientists poses serious risks for the United States.

76.   Besides opposing the reactor project, the United States has accused some Russian scientists and companies of helping Iran develop long-range missiles.

77.   Blood normally runs through the spleen, part of the immune system, and Russian scientists have contended this therapy works.

78.   But a lack of money, not uncommon among Russian scientists, is a major obstacle.

79.   Critics of the ban, including ultranationalist leader Vladimir Zhirinovsky, warn that the prohibition would only prompt Russian scientists to move abroad to continue cloning experiments.

80.   Even when Russian scientists get paid on time, their wages are modest.