“Say Cheese” , DNA said How many times, when stuck into a party, wedding or gathering, you ended up hearing “Say Cheese” before hearing the click of your joyful friend’s camera ? I bet many times. Laughter and smile is one of the most awesome human reactions. It’s the expression of pleasure, sociability, pure happiness and amusement. Both expressions are without doubt influenced by age, culture, gender, education, etc. But what about DNA? Can genetics affect our reactivity to humorous situations or funny things ? Can DNA predict our potential to laugh or smile? This is the topic of today’s post ;). Paper Title : Short alleles, Bigger Smiles? The Effect of 5-HTTLPR on Positive Emotional Expression What it really means : How much you smile/laugh might be explained by your DNA. One
Couple of week’s “Nature Communications press release” made me curious as a scientist to read the unconventional study and follow up on its scientific innovation. However, few hours after, I could not believe my eyes seeing this title “Mouse sperm generate viable offspring without fertilization in an egg”; “Making embryos from a non-egg cell“. It didn’t stop here, less than 24h passed and the Telegraph headline was: “Motherless babies possible as scientists create live offspring without need for female egg,” followed by The Guardian: “Skin cells might be used instead of eggs to make embryos, scientists say.” Some stories even went far and claimed that “… could make it possible for a gay couple to have a baby by fusing sperm from one man with the skin cell of another.” Personally,
Here is an interesting article about how your emotions could affect your heart. It’s not only bacon that hurts. Click Here
A bit of history, about how DNA was discovered.
A nice article suggesting that gambling is in a way influenced by our genetic background. Have a look!