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Data security: A problem in search of a mathematical theory

The need for security in electronic communications is crucial in today’s world. The foundation for providing this security rests on mathematics. In particular, a certain kind of mathematical function called a “hash function” is central in the design of cryptographic systems that protect electronic communications. But recently the most secure hash function in use today was shown to be vulnerable to attack. An article in the upcoming issue of the Notices of the AMS describes these attacks and

Obesity may be factor in accelerated type I diabetes in some patients

Obesity, long known as a cause of type II diabetes, may accelerate the onset of type 1 diabetes in some – but not all – groups of younger patients, according to research at Wake Forest University School of Medicine and six clinical sites nationally.

“The increasing prevalence of childhood obesity may substantially account for the younger age at onset of type 1 diabetes observed in various populations,” said the research team, writing in the February issue of Diabetes Care.

Cleaning and desinfection apparatus for surgical instruments

The new device is to be used for cleaning and desinfecting the instruments very soon after the surgical procedure. The device offers purging with water,…

Search engines return similar results for e-commerce comparison shopping

Consumers who go to multiple search engines looking for the best prices or products may be spending more time than needed, says a Penn State researcher.

In a recent study, Dr. Jim Jansen discovered no significant difference in the effectiveness of five popular search engines in helping consumers find what they were looking for.

“What we learned is that there is little benefit for consumers who occasionally shop online to visit various search engines for product compa

Tryptanthrin-derivatives for the treatment of acute lymphocytic leukemia (ALL)

The invention offers a novel class of Tryptanthrin-derivatives and a method for preparing the derivatives. These compounds shall be useful as drugs for the…

Novel vital dyes for intraocular surgery

Several new dyes have been identified as candidates to stain the internal limiting membrane (ILM) as well as other tissues of the eye that need to be removed…

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