11 May 2012

Chronic,

thivest.com study between Palermo and Pittsburgh

Identified a reduction of the molecule "beta defensin 2," which promotes the immune system in the central airways


MILAN - What smokers are more prone to chronic obstructive pulmonary disease is not only intuitively: a study by a group of researchers and dell'Ismett dell'Ibim-CNR of Palermo and University of Pittsburgh, published PlosOne , has identified......   

Blogs are not underground press landmark ruling of the Supreme Court

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It arrived yesterday absolution for the journalist and blogger Carlo Ruta guilty of the offense in the first and second grade. "The facts did not" read the verdict, which is the starting point for renewing the press law of Paola Rosa Adragna

LONG life to blogs and bloggers. After decades of uncertainty about the nature of the "Diaries network," the Supreme Court dismissed all doubts: the blogs are not newspapers and should not be registered in court. Consequently can not be closed because they were guilty of the offense of illegal release provided by Law 47 of 8 February 1948, better known as the Press Law. The third Section of the Court - led by Saverio Mannino ....... 

10 May 2012

How RISUG Works

thivest.com
by William Harris



Image Gallery: The Science of Sex
Image Gallery: The Science of Sex

When it comes to human reproduction, men have it easy. They enjoy all of the fun of procreation, but don't have to carry the baby or deliver it. When it comes to preventing pregnancy, however, the advantage lies clearly with the fairer sex. The one egg released every month by a woman makes an easy target for a variety of contraceptive interventions. As a result, women have numerous choices for contraception.
Men, on the other hand, present a greater challenge. Driven by eons of evolution involving complex processes of the endocrine and reproductive systems, men produce tens of millions of sperm per day. To prevent pregnancy, every one of those specialized cells -- think of them as DNA-packed Olympic swimmers -- must be blocked, hamstrung or killed. It's a daunting task, especially when you consider the timelines involved. It takes 75 days for sperm fashioned in the testes to mature in a tightly coiled companion structure known as the epididymis. That means an intervention that blocks sperm production won't become fully protective for two and a half months. And men who go off such an intervention would have to wait the same length of time before their fertility returns......   more