Hektoen International

A Journal of Medical Humanities

Tag: Theodor Schwann.

  • The beginnings of cell theory: Schleiden, Schwann, and Virchow

    JMS Pearce Hull, England   Figure 1. Robert Hooke’s pores (cells) of the cork oak. Wellcome Collection. CC BY 4.0. Every schoolchild is taught in biology about cells and their elemental importance. Students of biological and medical sciences also learn about the Schwann cell sheath that invests nerve fibers. What is less well known is…

  • William Withering’s botanical microscope

    JMS Pearce East Yorks, Hull, England   Fig 1. William Withering (left). Engraving by W. Bond after a painting by Carl Frederik von Breda, 1822. Public domain. Via Wellington Local Agenda 21 Group.  Frontispiece colored illustration of foxglove from An Account of the Foxglove by William Withering (right). Printed by M. Swinney for G. G.…