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a. Rats immunized with 100ug N-MuSK 60 developed more severe weakness than those immunized with 50ug. The clinical scores: 0=normal; 1=weak grip; 2=abnormal gait; 3= walking only a few steps at a time with waddle and kyphosis; 4= inability to stand; 5= moribund. b. Mean weight of these animals demonstrating more severe weight loss in rats immunized with100ug N-MuSK 60. Error bars=SEM.
