Columbia subject headings:
Bacteria--Physiology--Congresses.
Biological transport--Congresses.
Mammals--Physiology--Congresses.
Peptides--Congresses.
Harvard subject headings:
Bacteria--Physiology--Congresses.
Biological transport--Congresses.
Mammals--Physiology--Congresses.
Peptides--Congresses.
Princeton subject headings:
Bacteria--Physiology--Congresses.
Biological transport--Congresses.
Mammals--Physiology--Congresses.
Peptides--Congresses.