Scientists find that people use the touch of a handshake to sample and sniff signaling molecules. A sterile glove was used to identify signaling molecules transmitted via a handshake.
Credit: Frumin et al.
The paper ‘A social chemosignaling function for human handshaking ‘ can be freely accessed online. Contents, including text, figures, and data, are free to re-use under a CC BY 4.0 license. DOI: 10.7554/eLife.05154.001
An Insight article, ‘Social chemosignaling: The scent of a handshake,’ authored by Gün R. Semin & Ana Rita Farias of the Instituto Universitário, Lisbon, Portugal. DOI: 10.7554/eLife.06758.