I don't know the reliability of the e-journal "eLife". However, the papers cited below have bibliographies which may lead the reader to other research papers and ideas for our own experiments.
I'd welcome your ideas on this finding, experiments we might conduct ourselves, or anything interesting you find in your follow-up reading.
"A social chemosignaling function for human handshaking
" Idan Frumin, Ofer Perl, Yaara Endevelt-Shapira, Ami Eisen, Neetai Eshel, Iris Heller, Maya Shemesh, Aharon Ravia, Lee Sela, Anat Arzi, Noam Sobel. eLife 2015;4:e05154
"Social chemosignaling: The scent of a handshake
" G?n R Semin, Ana Rita Farias. eLife 2015;4:e06758
In another thread, on Do-It-Yourself solutions for safely and discreetly [Yes, 'discreet' is correct -- 'discrete' is a very different word] carry pheros without risking leaks, embarrassing questions, etc., I posted a possible way to make packets of dilute pheros plus lotion for handshake tests