Pennsylvania Railroad class E3b - Wikipedia
Pennsylvania Railroad class E3b was an experimental electric locomotive supplied by Westinghouse Electric & Manufacturing Co. [1] The locomotive was of the two unit design, with …
Pennsylvania Railroad class E2 - Wikipedia
The Pennsylvania Railroad's class E2, E3, E7 steam locomotives were of the 4-4-2 "Atlantic" passenger type, frequently called light Atlantics after the introduction of the heavier E6 …
Pennsylvania Railroad Class E3sd | Locomotive Wiki | Fandom
PRR E3sd 5075 Steam Locomotive. The Pennsylvania Railroad's class E3sd steam locomotives were of the 4-4-2 "Atlantic" passenger type, frequently called light Atlantics after the …
Pennsylvania Railroad locomotive classification - Wikipedia
The PRR classified articulated locomotives and joined locomotive units by using multiples of the previous classifications. Non-Articulated steam: 1320 - 2-2-2-0 locomotive, based on the …
天然免疫系统中的模式识别受体 - 知乎 - 知乎专栏
当prr被pamp或damp激活后，能将信号转导至胞内，活化定位在细胞质中的的irf3、 irf7 、ap-1和 nf-κb 等相应的转录因子，使其入核激活相关基因的转录，进而释放细胞因子、干扰素或其他一 …
Our Trains - Railroad Museum of Pennsylvania
The Pennsylvania Railroad’s E2 and E3 class Atlantics quickly developed a reputation for being fast, dependable runners. The E2 No. 7002 gained fame on June 12, 1905, when it reportedly …
模式识别受体 - 知乎 - 知乎专栏
模式识别受体（pattern recognition receptor, PRR）是一娄主要表达于固有兔疫细胞表面、非克隆性分布、可识别一种或多种具有病原体相关分子模式（pathogen associated molecular …
Alberto Macho研究组合作发现植物免疫调控新机制 - CAS
在植物感知病原物存在情况下，PRR蛋白与共受体蛋白形成免疫复合体并磷酸化下游关键RLCK蛋白BIK1，BIK1进一步磷酸化下游底物，将免疫反应有效传导与执行。 BIK1作为重要的免疫调 …
模式识别受体 FLS2 的直接泛素化会减弱植物先天免疫,Science - X …
2011年6月16日 · 先天免疫反应是由模式识别受体 (PRR) 的激活触发的。 拟南芥 PRR FLAGELLIN-SENSING 2 (FLS2) 感知细菌鞭毛蛋白并通过与 BAK1 关联启动免疫信号传导。 …
模式识别受体PRRs与病毒PAMP之间的恩怨情仇 - 知乎
目前研究比较多的是通过PRRs监测受感染细胞内的病毒DNA，也有研究表明，RNA聚合酶III（Pol III）可将某些病毒DNA转录为RNA，而被宿主RIG-I识别受体所识别，诱导 IFN 的产生。 病毒 …