Unlocking the cell's supply chain: How cholesterol keeps cellular recycling centers running

AI Summary

A study led by Singapore's Nanyang Technological University found that cells rapidly move cholesterol to lysosomes, where it helps reinforce these cellular recycling structures during the breakdown of worn-out machinery. The findings describe a previously highlighted cellular role for cholesterol that may be important to cell health.

Mention cholesterol, and most people will think of clogged arteries or health warnings. But inside the microscopic universe of the human cell, cholesterol has a drastically different job description as an indispensable cellular lifesaver. A study led by the Lee Kong Chian School of Medicine (LKCMedicine) at Nanyang Technological University, Singapore (NTU Singapore), shows how cells rapidly dispatch cholesterol to reinforce their "recycling centers" called lysosomes, preventing them from bursting while breaking down worn-out cellular machinery.