The channel through which two cell components exchange material appears to form at the edge of their contact surface, and not in the middle. This was discovered by the Leiden physical chemists Jelger Risselada and Edgar Blokhuis together with researchers from the University of Lausanne in Switzerland. They published their findings in The Journal of Physical Chemistry Letters on 20 February.
Click here for original story, This is how a channel is formed between two organelles
Source: Phys.org