Three covid rapid antigen tests displaying (left to right) invalid, positive, and negative results.
| 7 min read
Lateral flow tests for COVID-19 can be very accurate and specific when used as directed, but introducing acidic fluids can cause the tests’ detecting antibodies to clump, which may read as a positive result.

rapid COVID-19 test

an artistic rendering of CRISPR/Cas9

Ten Years of CRISPR

Woman in face shield and blue gown taking cotton swab of patient's mouth while patient sits inside of car

What You Should Know About New Omicron Subvariants

Illustration of man receiving a COVID test.

Opinion: What COVID-19 Has Taught Us About the Importance of Testing

Learn About Selecting Probes for Lateral Flow Assays

Choosing the Right Nanoparticle Probe for SARS-CoV-2 Lateral Flow Assays

Rapid antigen tests for SARS-CoV-2

Are Rapid Tests Worse at Detecting Omicron—and Does It Matter?

Page 1 of 1 - 8 Total Items

Trending

Image of colorful microplastics against a black background.

Microplastics Build Up in Human Organs, Especially the Brain

Image of a DNA strand with a magnifying glass hovering over one section (left). A sweating man lifts his arm and emits body odor with a callout depicting that he has yellow colored earwax (right).

How Are Earwax and Body Odor Linked?

An artist’s rendering of an antigen-presenting cell against a reddish background.

How Does the Gut Immune System Distinguish Between Friends and Foes?

Cleaning supplies in a basket against a neutral background.

How Bacteria Outsmart Disinfectants

Multimedia

Explore a Concise Guide to Optimizing Viral Transduction

A Visual Guide to Lentiviral Gene Delivery

Takara Bio
An illustration of differently shaped viruses.

Detecting Novel Viruses Using a Comprehensive Enrichment Panel

Twist Bio 
3D illustration of a gold lipid nanoparticle with pink nucleic acid inside of it. Purple and teal spikes stick out from the lipid bilayer representing polyethylene glycol.
February 2025, Issue 1

A Nanoparticle Delivery System for Gene Therapy

A reimagined lipid vehicle for nucleic acids could overcome the limitations of current vectors.

View this Issue
Considerations for Cell-Based Assays in Immuno-Oncology Research

Considerations for Cell-Based Assays in Immuno-Oncology Research

Lonza
An illustration of animal and tree silhouettes.

From Water Bears to Grizzly Bears: Unusual Animal Models

Taconic Biosciences
Sex Differences in Neurological Research

Sex Differences in Neurological Research

bit.bio logo
New Frontiers in Vaccine Development

New Frontiers in Vaccine Development

Sino

Products

Tecan Logo

Tecan introduces Veya: bringing digital, scalable automation to labs worldwide

Explore a Concise Guide to Optimizing Viral Transduction

A Visual Guide to Lentiviral Gene Delivery

Takara Bio
Inventia Life Science

Inventia Life Science Launches RASTRUM™ Allegro to Revolutionize High-Throughput 3D Cell Culture for Drug Discovery and Disease Research

An illustration of differently shaped viruses.

Detecting Novel Viruses Using a Comprehensive Enrichment Panel

Twist Bio