| 单词 | point mutation |
| 例句 | It needs only one point mutation to develop resistance to certain antiviral drugs, and such mutations happen all the time. Q&A: Keeping antivirals viable 2019-09-17T04:00:00Z Amplifications of both c-Ki-ras with a point mutation and c-myc in a primary pancreatic cancer and its metastatic tumors in lymph nodes. Evolutionary routes and KRAS dosage define pancreatic cancer phenotypes 2018-01-23T05:00:00Z The potentially life-threatening blood disorder beta-thalassemia is caused by a change to a single base in the genetic code - known as a point mutation. 'Chemical surgery' performed on embryos 2017-09-28T04:00:00Z We tested whether this point mutation accounted for the loss of DC migration in vivo and adaptive immune responses. Corrigendum: NLRP10 is a NOD-like receptor essential to initiate adaptive immunity by dendritic cells : Nature : Nature Publishing Group 2015-11-24T05:00:00Z The one mutation that was consistent among different heat-tolerant strains was a single point mutation that produced a different type of sterol in the cell membranes, called fecosterol. Super Yeast Tolerates Heat and Alcohol 2014-10-03T04:00:00Z Elevated point mutation frequencies may also arise through mechanisms that affect gross chromosome structure, such as DNA replication stress and defects in homologous recombination. The causes and consequences of genetic heterogeneity in cancer evolution 2013-09-18T17:22:16.487Z He and his colleagues used this technique to test every possible point mutation in a short stretch of Hsp90, a protein that is necessary for yeast growth. Functional genomics: The changes that count 2012-02-08T18:51:01.997Z In a point mutation, a single letter of the genetic code changes to another letter. Multiple Mutations May Be Common 2011-06-02T17:15:02.173Z |
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