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Master a fundamental lab technique! Passaging adherent cells is essential for healthy, continuous cell cultures, but it's a process with many critical steps. Our comprehensive protocol, synthesized from 8 expert sources, guides you through every stage. Learn the 'why' behind washing with PBS, the right way to trypsinize and neutralize, and the calculations for perfect seeding density. Move beyond basic subculturing and ensure the viability and success of your cell lines with

Tired of failed experiments due to poor cell confluency? The secret to perfect monolayers lies in one critical metric: cell doubling time. Stop guessing and start calculating! This definitive guide breaks down the simple four-step process to determine your cell line's precise growth rate. Learn the formula, apply it to your seeding strategy, and transform your cell culture workflow. Achieve reproducible results for every cytotoxicity, viability, and scratch assay.