RE: Histology dyes and foodstuffs
Carmine is made from cochineal and is used to prepare Best's carmine
solution as a method for glycogen, perhaps not so commonly used these days.
Saffron (dissolved in wine?) was, of course, used by Leeuwenhoek in 1714 to
Senior Chief Biomedical Scientist
Newcastle General Hospital
Phone: 0191 256 3830
Fax: 0191 256 3196
Sent: 21 January 2002 15:30
To: Bill.McMeekin@nuth.northy.nhs.uk; Allan.Betts@bromor-tr.wales.nhs.uk
Subject: RE: Histology dyes and foodstuffs
Bill McMeekin said:
"Cochineal and saffron spring to mind (more food-dyes than foodstuffs)"
Do tell Bill, what is cochineal used to stain in histology?
Terry L Marshall B.A.(Law), M.B.Ch.B., F.R.C.Path
Rotherham General Hospital, Yorkshire
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