Helles Meteor 1911 Dez. 10.

Retinal meteor

We describe a case of a 65-year old man diagnosed with retinal vasoproliferative tumour secondary to posterior uveitis. The fluorescein angiography shows an interesting meteor-like leak emanating from the tumour and rising towards the superior retina in the later frames of the angiogram. Pictorially, we call it the "Retinal Meteor" and also describe the possible mechanism for this pattern of le...

Revista GED04 Dez 2011-B.indd

Morbid obesity is an increasingly common problem worldwide6, and therefore, there is increasing utilization of surgical procedures for the treatment of this disease5. One of the preferred techniques is the Roux-en-Y gastric bypass. This technique which generally leads to rapid weight loss is associated with the formation of biliary calculi and consequently to its complications (e.g., acute panc...

Meteor velocities

Introduction Conclusions References Tables Figures Back Close Abstract Introduction Conclusions References Tables Figures Back Close Abstract Determining the velocity of meteoroids as they enter the Earth's atmosphere is very important since the value is fundamental in calculating the orbit of the meteoroid and hence eventually its origin. We describe early attempts at this determination and hi...

Maclyn McCarty (1911–2005)

The editorial board lost a real soul mate when Maclyn McCarty passed away on January 2nd at age 93. While attending the theater with friends, one of the many activities that he enjoyed, he collapsed. “Dr. Mac” was revered worldwide for his remarkable experiments that led to the identification of DNA as the genetic material. This totally unanticipated discovery, and the revolutionary 1944 paper ...

Simon Flexner, 1911