In eukaryotes, the cell cycle consists of four discrete phases: G 1, S, G 2, and M. The S or synthesis phase is when DNA ...

Non-small-cell lung cancer (NSCLC) is the most common type of cancer affecting the lungs. The diverse types of NSCLC are characterized by cancer cells that grow and spread in different ways. The three ...

Scientists have long understood that parts of cells, called organelles, evolved to have certain shapes and sizes because their forms are closely related to how they function. Now, Johns Hopkins ...

The innate/general resistance system and the adaptive system are the two main subsystems of the immune system. To generate an efficient immune response, the innate and adaptive systems constantly ...

In a recent study published in the journal PNAS, researchers examined the relationship between cell size and count across the human body, establishing a quantitative framework and uncovering ...

B-cell chronic lymphocytic leukemia (CLL) occurs when abnormal B cells accumulate in the bone marrow and blood. This crowds out healthy blood cells and weakens the body’s ability to fight infections.

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