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. Author manuscript; available in PMC: 2009 Apr 30.
Published in final edited form as: Toxicol Pathol. 2008 Apr 25;36(3):428–439. doi: 10.1177/0192623308315360

Figure 2.

Figure 2

A/B carcinoma. (A) A/B carcinoma showing mucinous differentiation of malignant tumor cells. (B) A/B carcinoma with tubule formation and squamous differentiation of tumor cells. (C) Large, invasive A/B carcinoma. (D) Higher magnification of tumor in 2C showing piling of anaplastic tumor cells. (E) Atypical hyperplasia of the lung. (F) Higher magnification of 2E, with pronounced areas of fibrosis and inflammation. H & E. A: B6 mouse, high-dose female (HF), butadiene; B: B6 mouse, HF, 1,2 dibromoethane; C, D: F344/N rat, HM, methylene blue trihydrate; E, F: F344/N rat, HF, cobalt sulfate heptahydrate.