1983 Photomicrography Competition

Seretonin in cell-cultured snail neuron

Paul Gade

Affiliation
University of Iowa
Zoology Department
Iowa City, Iowa, USA
Technique
Fluorescence
Magnification
125x

Suctorian attached to stalk of red algae, encircled by ring of diatoms

Elieen Roux

Affiliation
Bob Hope International Heart Research Institute
Seattle, Washington, USA
Technique
Darkfield
Magnification
125x

Hafnium, polished with alumina abrasives and HF/HNO3/H2O solution

Paul E. Danielson

Affiliation
Teledyne Wah Chang Albany
Albany, Oregon, USA
Technique
Polarized Light
Magnification
150x