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RTLA 2435 (contd.) 
SubmitterJ M. P. Chasar 
Reprint: (See RTLA 2429) 
RTLA 2436. Rivulus, Rivulus marmoratus 
Material: 
One partially dissected fish; 1 color transparency 
— animal experimentally exposed to DEN 
Habitat: 
South Carolina, Charleston: College of Charleston, 
Grice Marine Biological Laboratory 
Diagnosis: 
Submitter: 
Reprint: 
Hepatocellular carcinoma 
M. P. Chasar 
(See RTLA 2429) 
RTLA 2437. Rivulus, Rivulus marmoratus 
Material: 
One microslide of liver tissue; 1 paraffin block; 
5 color transparencies — animal experimentally 
exposed to DEN 
Habitat: 
South Carolina, Charleston: College of Charleston, 
Grice Marine Biological Laboratory 
Diagnosis: 
Submitter: 
Reprint: 
Hepatocellular carcinoma 
M. P. Chasar 
(See RTLA 2429) 
RTLA 2438. Rivulus, Rivulus marmoratus 
Material: 
Four microslides of liver tissue; 4 paraffin blocks 
2 color transparencies — animals experimentally ex¬ 
posed to DEN 
Habitat: 
South Carolina, Charleston: College of Charleston, 
Grice Marine Biological Laboratory 
Diagnosis: 
Submitter: 
Reprint: 
Hepatocellular carcinoma 
M. P. Chasar 
(See RTLA 2429) 
RTLA 2439. South African clawed frog, Xenopus laevis 
Material: 
Six microslides: 2 each of kidney, liver, and pan¬ 
creas and stomach/intestine — animal experimental¬ 
ly exposed to dimethylnitrosamine (DMN) 
Habitat: 
England, Nottingham: The University of Nottingham, 
Medical School, Department of Human Morphology 
Diagnosis: 
Abnormal tubule development in kidney; formation 
of cysts in kidney, pancreas, stomach, intestine 
and liver 
Submitter: 
R. H. Clothier and M. Balls 
RTLA 2440. South African clawed frog, Xenopus laevis 
Material: 
Six microslides: 2 each of liver, kidney and pan¬ 
creas — animal experimentally exposed to DMN 
Habitat: 
England, Nottingham: The University of Nottingham, 
Medical School, Department of Human Morphology 
Diagnosis: 
Formation of cysts in kidney, pancreas and liver 
Submitter: R. H. Clothier and M. Balls 
