The fern phenomenon or arborization test.

@article{Heron1963TheFP,
  title={The fern phenomenon or arborization test.},
  author={Henry Heron},
  journal={The Australian & New Zealand journal of obstetrics & gynaecology},
  year={1963},
  volume={3 1},
  pages={
          35-9
        }
}
Summary: 1. The literature on the arborization or ferning phenomenon has been briefly reviewed. 2. The presence of this phenomenon in liquor amnii has been demonstrated. 3. A crystalline structure synthesized to give the same characteristics has been shown to be composed of sodium chloride, minimal amounts of cholesterol and uric acid in the correct proportions. 4. Arborization is not restricted to the cervical mucus, but also may be found in sweat, tears and saliva of both the female… CONTINUE READING
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