Negative Staining Negative staining is a rapid procedure used for viewing small particles, such as viruses, in fluids. For specimen processing, large particles (e.g., bacteria or cell debris) should be centrifuged out at a low speed (e.g., at â¼2,000 Ã g) for 3 to 5 min.
The official IGFA world record for great white sharks was set on April 21, 1959. A man named Alf Dean caught a 2,664 pound great white shark off Ceduna, Australia. And hereâs the best part: this catch beat the old record by a mind-boggling 1,596 pounds.
What is the biggest walleye ever caught? What is the biggest bass ever caught? George W. Perry holds the current world record for largemouth bass caught June 2, 1932 in Georgia which weighed 22 lbs 4 oz. In 2007 Mac Weakley caught a bass that reportedlâ¦y weighed 25 lbs 1 oz from a lake in California, however he chose not to submit it for consideration as a new world record. The fish was released alive back into the lake where it was caught.