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..
Grant went on to defeat Robert E. Lee after another series of costly battles in the Overland Campaign, Petersburg, and Appomattox. After the Civil War, Grant was given his final promotion of General of the Armed Forces in 1866 and served until 1869.Grant's popularity as a Union war general enabled him to be elected two terms as the 18th President of the United States.rantâs first Civil War battles occurred while he was in command of the District of Cairo. The Confederate Army, stationed in Columbus under General Leonidas Polk, had violated Kentucky 's military neutrality.