Nile blue. Nile blue (or Nile blue A) is a stain used in biology and histology. It may be used with live or fixed cells, and imparts a blue colour to cell nuclei. It may also be used in conjunction with fluorescence microscopy to stain for the presence of polyhydroxybutyrate granules in prokaryotic or eukaryotic cells. Boiling a solution of Nile blue with sulfuric acid produces Nile red (Nile blue oxazone).
Ulysses S. Grant Gravesite. Location: General Grant National Memorial, Riverside Park. Address: Riverside Drive and West 122nd St, New York, New York. As seen in the photograph above, Grant is interred in an above ground sarcophagus. Therefore, the answer to the question, Who's buried in Grant's tomb is correctly answered, no one..
After he was President, he moved to Mount McGregor, NY where he died. Grant lived in several different places. He was born Point Pleasant, Ohio and grew up in Georgetown, Ohio He went away to West Point, NY, for college. He fought in the Mexican War and was later stationed in California. He quit the army and lived near St. Louis for awhile, then moved to Galena, Illinois. After the Civil War, he lived in Washington, DC. After he was President, he moved to Mount McGregor, NY where he died. Grant lived in several different places. He was born Point Pleasant, Ohio and grew up in  Georgetown, Ohio He went away to West Point, NY, for college.