Researchers at The Hong Kong University of Science and Technology (HKUST) have developed CarGAP, a chemo-optogenetic tool that uses vitamin B₁₂ and green light to precisely control gap junctions, the ...

Gap junctions are specialised intercellular channels that facilitate direct communication between adjacent cells by allowing the regulated exchange of ions, second messengers and small metabolites.

The blood‐testis barrier (BTB) is one of the most specialised barriers in the body, crucial for establishing a protected microenvironment for spermatogenesis. Comprised predominantly of tight ...