WebFischer 344 and Lewis rats. Fischer 344 (F344) rats were originally bred at Columbia University in 1920 by Curtiss and Dunning. Lewis (LEW) rats were originally developed … WebThe F344/NHsd rat begins to lose its hearing at about 12 months, and by 24 months, there are 50-60 dB auditory brainstem response threshold shifts at 20 and 40 kHz and 20 dB …
The discrimination index for the object recognition test
WebSep 20, 2016 · We previously showed that upon exposure to the oxidant pollutant, ozone (O3), lung injury/inflammation in adult (90d) male (♂) rats of the Fisher344 (F344) strain was significantly less than Wistar (WIS) or Sprague-Dawley (SD) rats. However, to date, toxicology studies of chronic, near-lifelong O3 exposure have mainly utilized adult ♂ … little caye bokel
Myocardial m6A regulators in postnatal development: effect of sex
WebAug 20, 2015 · strain: Fisher344 tissue: Bone Marrow Mesenchymal Stem Cell-derived Microvesicles age: 3-month-old: Treatment protocol: Cell debris was removed from the supernatant after centrifugation at 2,000g for 20 min. The supernatant was collected and centrifuged at 100,000g at 4°C for 1 h using a high-speed refrigerated centrifuge … Web由来. Crocker Cancer Reserch(米)のM.R.Curtisがラットを用いた腫瘍誘発の研究を行うために1919年地元のブリーダー (Fischer・Marshall・Zimmerman・August)から数ペア … Web由来. Crocker Cancer Reserch(米)のM.R.Curtisがラットを用いた腫瘍誘発の研究を行うために1919年地元のブリーダー (Fischer・Marshall・Zimmerman・August)から数ペアのラットを購入して近交系の作出を行い、これらのうち交配No.344から得られた子孫が一番多く用いられ ... little cat tshirt for cats