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 ...
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New building blocks of cell communication: How an invisible 'cap' could control electrical synapses
When two cells "talk" to each other, they often do so through tiny channels called electrical synapses. Unlike chemical synapses, these so-called gap junctions enable the direct exchange of ...
Top row: The cryo-ET averages of the gap junction channels (left) revealed striking caps (right; purple) on the inside of the cell. Bottom row: The gap junctions (light blue) allow cells to ...
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