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Nonprofit Group Works to Raise Rare Disease Awareness in India

With an estimated 1.37 billion inhabitants, India will likely surpass China in five years as the world’s most populous country. That also means it will have more rare-disease patients than any nation. It already has more than twice as many as the 28-member European Union. Harsha K. Rajasimha, a genomics…

New Blood Test May Help Diagnose Prader-Willi Syndrome, Other Complex Disorders

A new blood test called EpiSign may help identify complex and hard-to-diagnose genomic imprinting disorders such as Prader-Willi syndrome (PWS). EpiSign, available in two versions, can diagnose 19 complex disorders. This newly available diagnostic tool, which identifies common DNA modifications, may also help researchers understand the clinical significance of genetic…

Cactus Extract Reduces Appetite in PWS Mouse Model, Study Reports

Treatment with an Indian cactus extract reduces appetite in a mouse model of Prader-Willi syndrome (PWS) by interfering with a serotonin receptor in the animal’s brain, a study reports. The study, “Caralluma fimbriata extract activity involves the 5‐HT2c receptor in PWS Snord116 deletion mouse model,” was published in the journal …