biological data

Detailed Usage of Linux grep

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Today, I will share the Detailed Usage of Linux grep, covering core principles, practical applications, and advanced optimization techniques, in conjunction with biological data file formats (FASTA/VCF/SAM, etc.). 1. Core Operating Mechanism of grep 1. Search Pattern Hierarchy graph TD A[Standard Input/File] –> B[Line-by-Line Scanning] B –> C{Pattern Matching Judgment} C –>|Basic Regex| D[BRE Mode] … Read more

New Uses for Drones! Collecting Whale ‘Snot’ to Assess Health

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New Uses for Drones! Collecting Whale 'Snot' to Assess Health

On March 28, 2020, it was reported that whale ‘snot’ contains a wealth of biological data that is typically difficult to obtain, including DNA, microbial information, hormone levels, and the whale’s metabolism. Drones can reach above the whale when it surfaces to breathe, then drop a petri dish to capture the whale’s expelled ‘snot’. On … Read more