Tumor

Choreographing the microRNA-target dance

Scientists face a conundrum in their quest to understand how microRNAs regulate genes and therefore how they influence human disease at the molecular level: How do these tiny RNA molecules find their partners, called messenger ...

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A tumor or tumour is commonly used as a synonym for a neoplasm (a solid or fluid-filled (cystic) lesion that may or may not be formed by an abnormal growth of neoplastic cells) that appears enlarged in size. Tumor is not synonymous with cancer. While cancer is by definition malignant, a tumor can be benign, pre-malignant, or malignant, or can represent a lesion without any cancerous potential whatsoever.

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New technique improves blood flow to damaged tissues

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