Mouse Tumor Biology Database (MTB)
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Last Database Update
MTB 3.0
HelpHelp and Documentation Strain Tumor Overview
Collapsed View
Strain Synonyms 129B2+/-
Strain Note: Heterozygous mice. The genetic background of these mice was a mixture of 129 substrains. Approximately 6-12% of this was 129P2/OlaHsd and the remainder was "129/SvEv" (substrain not specified).
Strain Tumor Overview Expanded View
Tumors 15 unique tumor types displayed.

A tumor group is a set of tumors that share the same tumor name, organ(s) affected, and treatment type.

Tumor Name Organ(s) Affected Treatment Type Number of
Tumor Group Records
Frequency Range
Mammary gland tumor Mammary gland None (spontaneous) 1 0
Mammary gland tumor Mammary gland Hormone 1 0
Ovary - Follicle cyst Ovary - Follicle Hormone 1 20
Uterus - Endometrium hyperplasia - cystic Uterus - Endometrium Hormone 1 29
Uterus adenocarcinoma Uterus Hormone 1 0
Uterus carcinoma Uterus Hormone 1 7.1
Uterus dysplasia Uterus Hormone 1 36
Uterus hyperplasia Uterus Hormone 1 36
Uterus lesion Uterus Hormone 1 43
Uterus metaplasia Uterus Hormone 1 7.1
Uterus metaplasia - squamous Uterus Hormone 1 14
Uterus squamous cell carcinoma Uterus Hormone 1 7.1
Vagina hyperplasia Vagina Hormone 1 29
(Unspecified organ) hyperplasia - squamous (Unspecified organ) Hormone 1 14
(Unspecified organ) squamous cell carcinoma (Unspecified organ) Hormone 1 0