WASHINGTON, April 17 -- A decreased desire to consume protein serves as the earliest known warning sign of cancer cachexia, according to a research study from Harvard Medical School. By tracking behavioral changes in fruit flies, researchers identified a molecular disruption that occurs before the onset of overall appetite loss and muscle wasting.

The research document entitled "Tumor-Derived upd3 and ImpL2 Suppress Protein Appetite to Cause Amino-Acid Malnutrition in Drosophil . . .

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