News Chemistry Chemists redesign natural antifreeze By Jessica Gorman August 22, 2001 at 12:25 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Chemists have created a family of synthetic compounds akin to proteins that keep Natural antifreeze keeps the Antarctic mackerel icefish supple. K. Hoefling Arctic and Antarctic fish from freezing stiff. If the new molecules can work as well as the fish proteins do, they could offer a new route to protecting frozen foods and chilled transplant organs from destructive ice buildup.