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 towel is saturated with the dye. Counterstain with Methylene Blue for 30 ...

Longevity enthusiasts are buzzing after reports surfaced that Robert F. Kennedy Jr. may be a fan of methylene blue. President Donald Trump’s pick to lead the Department of Health and Human ...

1. Use the smear prepared in the previous procedure. Staining is done at the sink. 2. Add several drops of Methylene blue, enough to cover the smear, and wait 1 min. 3. Rinse the slide with water from ...