品系编号：ILAS-002-W-000152

品系名称：WKY/NMolTac大鼠

英文名称：WKY/NMolTac rat

其它名称：Wistar Kyoto

物种描述：近交系

传代：

外观特征：毛色：。

遗传特征：染色体为21对?

品系来源：The 近交系 Wistar Kyoto rat was received at Taconic from M&B A/S in 1998 at F61. M&B (formerly Mollegaard) received the strain from the NIH Animal Genetic Resource in 1975 at F13. The NIH-stock was obtained in 1971 as non-近交系 Wistar stock from the Kyoto School of Medicine. Cesarean derived in 1999, Taconics Foundation Colony of 近交系 WKYs is maintained in a plastic-film gnotbiotic isolator. Breeders from the FC are regularly transferred to Taconics WKY Production Colony which is maintained in an MPF Barrier Unit.

相关亚系：

生物学特征：大鼠繁殖快。肠道较短，盲肠较大，但盲肠功能不发达。性情较凶猛、抗病力强。无胆囊。不能呕吐。不耐饥饿，肠内能合成维生素C。双子宫。胸部和鼠蹊部各有三对乳头。胰腺十分分散，位于胃和十二指肠弯曲处。

寿命与疾病：寿命3～4年。

研究应用：生物医学研究。

饲养与繁殖：大鼠2月龄时性成熟，性周期4天左右，妊娠期20（19～22），哺乳期21天，每天产仔平均8只，为全年、多发情性动物。?

保种单位：http://www.taconic.com/anmodels/wkyn1.htm>Taconic

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