In histology, the HOPS stain is a way of marking tissue for microscopic examination. HOPS is an acronym for haematoxylin, orcein, phyloxin and saffron.
Read more about HOPS Stain: Appearance of Tissues Stained With HOPS
Famous quotes containing the words hops and/or stain:
“The earth has become small, and on it hops the last man, who makes everything small. His race can no more be exterminated than the flea can be. The last man lives the longest.”
—Friedrich Nietzsche (18441900)
“As for me, Abraham, Isaac, and Jacob are now only the subtlest imaginable essences, which would not stain the morning sky.”
—Henry David Thoreau (18171862)