However, influencers online believe they know the answer: a supposed ‘wonder drug’ called methylene blue which is also used to clean fish tanks. ‘RFK Jr [is] putting methylene blue in his ...

Cover the smear with carbolfuchsin dye. Carbolfuchsin a potential carcinogen. Please wear gloves and work with the stain in the hood. Place a piece of paper towel on top of the dye. Be sure the paper ...

RFK Jr, the nominee for US Secretary of Health and Human Services, made headlines after being seen consuming a mysterious ...

and methylene blue staining, which helps visualize the cell nuclei of tumors, also improve diagnosis precision during ultra-magnified endoscopy, says Kudo. Ultra-magnifying images and chromoscopy ...

This type of stain allows us to observe the shape, size and arrangement of bacteria. 1. Use the smear prepared in the previous procedure. Staining is done at the sink. 2. Add several drops of ...