Raffaella Grassi

The tuberculosis pathogen releases its toxin via a novel protein transport system

Tuberculosis kills 1 million people each year Six years ago, scientist Michael Niederweis described the first toxin ever found for the deadly pathogen Mycobacterium tuberculosis. The toxin, tuberculosis necrotizing toxin or TNT, became the founding member of a novel class of previously unrecognized toxins present in more than 600 bacterial and fungal species. Scanning electron micrograph…

Anything is possible when you have the right people there to support you – Misty Copeland It seemed to me that one of the rarest things in life is to have “the right people” nearby. How to find them? And then, how to trust them enough to bring them into your endeavor? I was once wondering how it happens to me to meet a lot, actually a lot of “right people”. I mean, not the right people for me,…

Smile and let everyone know that today you are a lot stronger than yesterday. This is a precious lesson I have taken from life. There is no point in being angry and severe when everyday you reach the evening so tired for an hard day. Everything we face during our life can have one of these two effects on us. One if it was a nice, pleasing event, people were nice to us, we have been gratified…

If you must, hit hard

Don’t hit at all if it is honorably possible to avoid hitting, but never hit soft.Theodore Roosevelt In a time when people are full of anger and life is easily endangered, it is nearly natural to defend our small space, our small world, and the ideas we link it to, with all our strength. I often face this behavior and forgive the others’ natural self-defense, I understand they want to keep…