阴性控制和阳性控制 阴性对照（negative control）和阳性对照（positive control）是针对“预期结果”而说的。凡是肯定出现预期结果的组，为阳性对照组。凡是肯定不会出现预期结果的组，为阴性对照组。positive-negative control 正负控制 positive-negative switch 正负象转换开关 positive-negative three level a...
negative control [英][ˈneɡətiv kənˈtrəul][美][ˈnɛɡətɪv kənˈtrol]负控制，消极性管制; 反控制;positive control 阳性对照 positive control[英][ˈpɔzitiv kənˈtrəul][美][&#...
negative control ：阴性对照；阴性对照品；阴性质控液 例句：1.Results: The spots were clear, negative control without interference by TLC.结果：薄层色谱斑点清晰，阴性对照无干扰。2.Results: Characteristic spot can be observed clearly, while the negativecontrol did not show spot.结果：斑点显...
答案解析 查看更多优质解析 解答一 举报 我找到两种解释Definition of negative control :1.(Gene regulation) Transcription regulation mediated by factors that block,turn down or turn off transcription.2 (Experimental) An experiment performed i... 解析看不懂?免费查看同类题视频解析查看解答 ...
举个例子,你要测样品X里面有没有物质X Postive就是你把一定量的X加到确定没有X的溶液里做的样品Negative就是你加的确定没有X的样品Positive用来确定你的检测方法能否检测到物质X (一面方法不对或机器损坏造成的无法检测的情况)Negative用来确定你检测方法是否有相应的无关信号对应X ,比如某种杂质跟X在一个时间出...
什么是negative control 什么是positive control 两种解释,Definition of negative control :(Gene regulation) Transcription regulation mediated by factors that block,turn down or turn off transcription. (Experimental) An experiment performed in parallel under
Using a custom formulais preferable if you need the formatted values to be used in further calculations within your spreadsheet. It provides more control over the formatting within the formula itself. Remember to adjust the cell references and formatting options in these examples to ...
However, since the sRPM scores were not changed in this group, the connectivity changes were not large enough to appear as a behavioral change. Alternatively, it can be because self-respect has both positive and negative effects on cognitive performance. Specifically, changes in IPS-OFC ...
To compare the effect of interrupting positive vs negative lens wear, the percentage relative change (the ratio between the relative change in the interruption group and the control group) was calculated, and unpaired two-tailed Student’s t-tests were used to compare normal vision vs dark ...
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