title: Biological transport across cellular structures. Preface.
authors: Department of Animal Science, Penn State University, 302 Henning Bldg, University Park, PA, USA, crb@psu.edu.
authors: Craig R
authors: CR
authors: Baumrucker
authors: Christiane
authors: C
authors: Albrecht
mesh_terms: D001692:Biological Transport; D022082:Cellular Structures / Q000378:metabolism; D004847:Epithelial Cells / Q000378:metabolism; D005260:Female; D006801:Humans; D042361:Mammary Glands, Human / Q000378:metabolism*