different between eosin vs epsin

English

Borrowed from German Eosin, coined by Heinrich Caro, from Ancient Greek ??? (??s, “dawn”) + -in.

eosin (countable and uncountable, plural eosins)

(organic chemistry) A red, acidic dye commonly used in histological stains.
- 2000, J. Ochei, A. Kolhatkar, Medical Laboratory Science: Theory And Practice, page 450,
  Eosins are acid xanthene or phthalein dyes. Eosin Y, eosin B, phloxine and erythrosin (which unlike other eosins, is halogenated with iodine), are the common members of this group of dyes.
- 2012, John D. Bancroft, Christopher Layton, 10: The hemotoxylins and eosin, S. Kim Suvarna, Christopher Layton, John D. Bancroft (editors), Bancroft's Theory and Practice of Histological Techniques, 7th Edition, page 173,
  The hematoxylin and eosin stain (H&E) is the most widely used histological stain.

epsin (plural epsins)

(biochemistry) A protein that has a function in maintaining cell membrane curvature

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