这篇研究开发了8种PCR阻断引物（blocking primers），通过抑制海七鳃鳗（Petromyzon marinus）12S rRNA基因扩增，显著提升宿主鱼类DNA在宏条形码（DNA metabarcoding）饮食分析中的检出率。该技术突破传统方法限制，为血食性物种的分子饮食研究提供了高效工具。 ABSTRACT 传统 ...

Techcrunch offers a nifty ad blocking primer -- the piece defines ad blocking: "The act of selectively downloading material when visiting a website or using an app, thus “blocking” the unwanted items ...

WHEELING -- The Valspar Corp. introduced Zap stain-blocking primers to help battle stains and odors before applying paint. Unlike other primers, Zap offers surface coverage, along with the ability to ...

This primer describes the options available to publishers faced with ad blocking, and is intended to provide a comprehensive overview of tactics without making any specific recommendation. Aiming to ...