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Author Question: Cultural tourism or World Heritage sites are often designated by (Read 191 times) |
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.