What’s New

A New Use for Schiff’s Reagent

Richard W. Dapson writes, on 15th October 2021: Detection of formaldehyde in milk. Get your cell phones ready: there is a new use for Schiff's reagent! But first, let's review what Schiff's reagent is and does. The classic Schiff reagent is a decolorized version of...

read more

“Image fraud” — a problem for the scientific literature

Richard W. Horobin, Associate Editor, Biotechnic & Histochemistry, writes: Scientific frauds involving high-prestige institutions, public enquiries and dismissals can become media events. Retractions of published papers by senior authors or publishers, not so much...

read more

The stain extracted from roselle is not daphniphylline

Rosemary B. Bassey writes on 28th August 2021: Major pigment in Hibiscus sabdariffa: Hibiscin, now known as Daphniphylline? Setting the record straight! “The major pigment, formerly reported as hibiscin, has been identified as daphniphylline” [1]. This statement,...

read more

What are tissue marking inks?

For an excised tumor it is often important to relate the surfaces of the specimen to their original anatomical locations, to locate any remaining neoplastic tissue that still needs to be removed. Tissue inks are used for painting surfaces in different colors. An ideal...

read more

A New Carminic acid – Will Wonders Never Cease?

Richard W. Dapson writes, on 17th May 2021: Carminic acid and its aluminum lake, carmine, are important histological dyes, but commercial trade in these products has undergone massive shifts in the last few decades due to market forces way beyond histology. Originally...

read more

Are fluorescent probes biological stains?

Are fluorescent probes biological stains?   On 29th April 2021 Richard W. Horobin wrote: There are various communities of clinical lab workers who use “traditional” microscopic staining methods, such as hematoxylin and eosin, and the Gram or Papanicolaou stains....

read more

Annual meeting and symposium June 2021 cancelled

The symposia and annual meetings of the Biological Stain Commission (BSC), planned for June 2020 and 2021, have been cancelled because of the coronavirus pandemic.   Provisionally, the symposium is deferred until June 2022. A minimal BSC business meeting was held by...

read more

Have you paid your membership?

Have you paid your membership? Membership is ordinarily renewable one year after the last payment of dues.  Each member should receive an automatically generated email reminder, three weeks before the renewal date. It is necessary to renew your membership  in the...

read more