In rodent pesticide studies, 27 of 154 substances were linked to survival increases of at least 10% at study termination.In rodent pesticide studies, 27 of 154 substances were linked to survival increases of at least 10% at study termination.
In experiments on immune cells from aged mice, spermidine, a molecule involved in cell metabolism, reduced oxygen use in one subgroup but not another.In experiments on immune cells from aged mice, spermidine, a molecule involved in cell metabolism, reduced oxygen use in one subgroup but not another.