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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
The familiar sounds of your heart are made by the heart's valves as they open and close.
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
![Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore](https://biology-forums.com/gallery/47/medium_351728_31_05_15_9_12_12_219982425.jpeg)
![If the valve clearance (lash) is not correct, loosen the retaining nut and turn the valve adjusting ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_4_38_43_29747128.png)