Havrix is a hepatitis A vaccine. Hepatitis is a serious disease caused by a virus. Hepatitis causes inflammation of the liver, vomiting, and jaundice (yellowing of the skin or eyes). Hepatitis can lead to liver cancer, cirrhosis, or death.
The oldest plant ever to be regenerated has been grown from 32,000-year-old seedsâbeating the previous recordholder by some 30,000 years. (Related: 'Methuselah' Tree Grew From 2,000-Year-Old Seed.) 1  Imagining the Banana of the Future.  The Curious Case of the Bumblebee, the Virus and the Tomato.
Seed sold in the US and other parts. of the world must have a lot number and a sell by or packaged for date that is 8 to 12 months. (can be longer if the seed is sealed in heretically sealed packet) from the time the seed was tested. for germination. Seed can be 10 years old and still be sold with an expiration date 12 months away as long as it. has been germination tested and passed. There are number of seeds that do not germinate when fresh, but need months to years of dry.