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Seeing an unexpected band in your PCR negative control (NTC) is a frustrating problem that invalidates your results. But what does it mean? This article dives deep into the two most likely culprits: DNA contamination and primer-dimers. Explore contamination from reagents, equipment, or even the air can introduce unwanted DNA, and why your primers might be binding to each other. Most importantly, we provide a step-by-step action plan to decontaminate your workspace and get cle

Struggling with high background on your Western blots? You're not alone. This frustrating issue can obscure your results and leave you wondering where you went wrong. This comprehensive guide delves into the common culprits behind high background, from insufficient blocking and antibody overload to inadequate washing and membrane choice. We'll provide you with practical, actionable solutions to troubleshoot your experiments and achieve the clean, publication-quality blots you