Biotechnology

155 articles with this tag

How PCSK9 Controls Cholesterol—and Why It Matters Health

How PCSK9 Controls Cholesterol—and Why It Matters

PCSK9, a protein discovered in 2003, determines how much 'bad' cholesterol stays in your blood by destroying the very receptors that clear it away. Un...

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How CAR T-Cell Therapy Works—Cancer's Living Drug Health

How CAR T-Cell Therapy Works—Cancer's Living Drug

CAR T-cell therapy reprograms a patient's own immune cells to hunt and destroy cancer. Here's how the process works, what it costs, and why scientists...

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How Lab-Grown Organs Work—From Scaffold to Transplant Science

How Lab-Grown Organs Work—From Scaffold to Transplant

Scientists strip donor organs of their cells, rebuild them with a patient's own tissue, and implant them without immunosuppression. Here is how the de...

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How Liquid Biopsies Detect Cancer Before Symptoms Health

How Liquid Biopsies Detect Cancer Before Symptoms

Liquid biopsies analyze fragments of tumor DNA circulating in the bloodstream, offering a minimally invasive way to detect dozens of cancer types befo...

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How Cyclic Peptides Work—and Why They Make Better Drugs Science

How Cyclic Peptides Work—and Why They Make Better Drugs

Cyclic peptides occupy a unique niche between small-molecule pills and large biologics. By locking amino acid chains into ring shapes, scientists crea...

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How Organ Cryopreservation Works—and Why It Matters Science

How Organ Cryopreservation Works—and Why It Matters

Scientists are learning to freeze organs without destroying them, using vitrification and nanowarming to turn tissue into glass and bring it back. If...

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How Plasma Works—the Fourth State of Matter Science

How Plasma Works—the Fourth State of Matter

Plasma makes up more than 99% of the visible universe, yet most people have never heard of it. Here's how this superheated, electrically charged state...

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Why Pancreatic Cancer Is So Hard to Beat Health

Why Pancreatic Cancer Is So Hard to Beat

Pancreatic cancer has one of the lowest survival rates of any major cancer. Deep inside the abdomen and nearly invisible in its early stages, it evade...

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How Rovers Detect Organic Molecules on Mars Science

How Rovers Detect Organic Molecules on Mars

Mars rovers use miniature chemistry labs to heat, dissolve, and analyze Martian rocks, searching for the carbon-based molecules that could hint at anc...

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How Graphene Oxide Kills Bacteria—and Spares You Science

How Graphene Oxide Kills Bacteria—and Spares You

Graphene oxide selectively destroys bacterial cells, including drug-resistant superbugs, while leaving human cells unharmed. Scientists have now pinpo...

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How Male Contraception Works—and Why It's So Hard Science

How Male Contraception Works—and Why It's So Hard

Men have had only three birth-control options for decades. A look at why developing new male contraceptives is so difficult, what approaches scientist...

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How Pharmacogenomics Works—Why the Same Drug Hits Different Health

How Pharmacogenomics Works—Why the Same Drug Hits Different

Pharmacogenomics explains why identical medications can cure one patient and harm another. By reading genetic variants in drug-metabolizing enzymes an...

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