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The MIN mouse : (1.) Heterozygous for the highly penetrant Apc Min allele. (2.) Min/Min homozygotes die at gastrulation. (3.) Mice develop numerous (50-200) adenomas in the small intestine, and few (0-3) in the colon. (4.) Death occurs around 5 months of age.
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The MIN mouse: (1.) Heterozygous for the highly penetrant ApcMin allele. (2.) Min/Min homozygotes die at gastrulation. (3.) Mice develop numerous (50-200) adenomas in the small intestine, and few (0-3) in the colon. (4.) Death occurs around 5 months of age. (5.) Tumor multiplicity modulated by genetic background, drugs, and diet.
wnt frizzled dsh E-cadherin -catenin P slimb -catenin GSK3 -catenin conductin/axin APC -catenin LEF/ TCF -catenin LEF/ TCF Target Genes
Treated (Tomudex 5mg/kg) Folate-deficient diet Untreated
Does the genetic character of stromal (i.e., bone marrow-derived) cells determine response to anti-neoplastic agents?
The role of the tumor stroma in conferring response to TS inhibitors. Marrow response to drug ex vivo Introduce TS gene Transplant Tumor response to drug therapy MIN Recipient eGFP Donor Bone Marrow Therapeutic toxicity