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A 1-Gram Wireless Mesoscope Images the Mouse Cortex

Researchers report Airscope, a 1.0-gram wireless mesoscope that records calcium activity across the mouse cortex during free behaviour. The system enabled neural recordings during social interactions, maze exploration and fear conditioning.

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COMET captures activity from over 15,000 cortical neurons in moving mice

A bioRxiv preprint describes COMET, a 3.75-g head-mounted imaging system that recorded more than 15,000 cortical neurons in freely moving mice during five-minute sessions. The researchers used it to examine brain activity during social interaction and fear conditioning.

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Brain charts map sex-specific structural trajectories from before birth to age 100

A bioRxiv preprint reports sex-specific reference charts for 296 structural brain measures, built from imaging data from 59,915 healthy people aged from 266 days after conception to 100 years. The authors found differences in when measures reached peak milestones and reported improved prediction compared with charts that pooled sexes.