WebA solid-phase enzyme-linked immunosorbent assay was developed to measure both African swine fever virus (ASFV) antigen and antibody. Experiments showed it to be reproducible and able to detect limiting antigen concentrations of 50--500 HAD50/ml. The assay was more sensitive than those used at presen … Webwww.sciencedirect.com
LD50 Definition & Meaning - Merriam-Webster
WebAug 2, 2016 · ASFV-G-Δ9GL/ΔMGF was attenuated when intramuscularly inoculated into swine, even at doses as high as 10(6) HAD50. Animals infected with doses ranging from 10(2) to 10(6) HAD50 did not present detectable levels of virus in blood at any time post-infection and they did not develop detectable levels of anti-ASFV antibodies. Importantly, … WebOct 18, 2024 · The endpoint dilution assay's output, the 50% infectious dose (ID50), is calculated using the Reed-Muench or Spearman-Kärber mathematical approximations, which are biased and often miscalculated. We introduce a replacement for the ID50 that we call Specific INfection (SIN) along with a free and open … all gold tomato sauce 350ml
African Swine Fever Virus Georgia 2007 with a Deletion of …
WebSep 8, 2016 · In vivo, ASFV-G ?9GL/?UK administered intramuscularly to swine even at relatively high doses (106 HAD50) does not induce disease. Importantly, animals infected with 104 or 106 HAD50 are solidly protected against the presentation of clinical disease when challenged at 28 days post infection with the virulent parental strain Georgia 2007. WebOct 21, 2024 · 为进一步减弱对猪的致病性和免疫抑制性,获得更加安全有效的疫苗候选毒株 ,对上述靶标基因进行组合删除和筛选,以asfv cn/gs/2024为亲本毒株,得到同时敲除mgf110-9l和mgf505-7r的双基因缺失毒株(asfv- 9l/ 7r,103 had50-106 had50/头份剂量asfv- 9l/ 7r毒株对猪无临床致病 ... WebJan 8, 2024 · 48% = 48/100 = 0.48. 50 * 0.48 = 24. Upvote • 0 Downvote. Add comment. Report. Still looking for help? Get the right answer, fast. Ask a question for free. Get a free answer to a quick problem. all gold tomato juice