Variation in Cannabis Testing Challenges a Young Industry
Variation in Cannabis Testing Challenges a Young Industry
The US lacks standardized methods to assess products for potency and safety. That’s a big problem for the labs tasked with doing the testing.
Variation in Cannabis Testing Challenges a Young Industry
Variation in Cannabis Testing Challenges a Young Industry

The US lacks standardized methods to assess products for potency and safety. That’s a big problem for the labs tasked with doing the testing.

The US lacks standardized methods to assess products for potency and safety. That’s a big problem for the labs tasked with doing the testing.

cannabinoids
Human Testicles Contain Endocannabinoid System Components
Human Testicles Contain Endocannabinoid System Components
Ruth Williams | Sep 19, 2019
Proteins that synthesize, bind, and degrade endocannabinoids are present in the body’s sperm factories, suggesting that the use of cannabis may directly affect them.
Ancient Wooden Pots from China Contain Cannabis Residue
Ancient Wooden Pots from China Contain Cannabis Residue
Chia-Yi Hou | Jun 12, 2019
A brazier and charred stones, thought to be part of burial ceremonies, preserve signs that people used the drug thousands of years ago.
Yeast Engineered to Make Cannabinoids
Yeast Engineered to Make Cannabinoids
Kerry Grens | Feb 27, 2019
Genes inserted into the yeast genome produce the compounds CBD and THC in the microbes.
Infographic: How Exposure to Cannabis in Utero Affects Development
Infographic: How Exposure to Cannabis in Utero Affects Development
Andrew Scheyer | Jan 1, 2019
Rodent and human studies have revealed a multitude of effects starting during gestation and lasting into adulthood.
How K2 and Other Synthetic Cannabinoids Got Their Start in the Lab
How K2 and Other Synthetic Cannabinoids Got Their Start in the Lab
Ashley Yeager | Nov 27, 2018
Originally intended for basic neuroscience research, the drugs were ultimately hijacked for illicit recreational use.
Cannabinoid Exposure During Adolescence Disrupts Neural Regulation
Cannabinoid Exposure During Adolescence Disrupts Neural Regulation
Jef Akst | Nov 6, 2018
Young rats injected with a synthetic cannabinoid have more of the brain’s motivating dopaminergic signaling and fewer numbers of inhibitory neurons than controls.
Fetal Marijuana Exposure Stunts Rat Cognitive Performance
Fetal Marijuana Exposure Stunts Rat Cognitive Performance
Jef Akst | Nov 5, 2018
Offspring of rats exposed to vaporized cannabis had difficulty switching strategies to get a sugar reward, according to a study presented at the Society for Neuroscience conference.

Drug Approval Could Boost Research on Marijuana Treatment for Autism
Drug Approval Could Boost Research on Marijuana Treatment for Autism
Jessica Wright | Aug 17, 2018
Epidiolex, a cannabis-derived medicine for epilepsy, will prompt federal regulatory changes that could crack open access to study the plant.
Synthetic Cannabinoid K2 Overdoses Are Rampant. Here’s Why.
Synthetic Cannabinoid K2 Overdoses Are Rampant. Here’s Why.
Ashley Yeager | Aug 17, 2018
NIDA pharmacologist Michael Baumann explains how “unscrupulous vendors” hijacked compounds used in neuroscience and turned them into dangerous drugs.
Opinion: Do Not Believe the Hype
Opinion: Do Not Believe the Hype
Aymen I. Idris | Feb 5, 2018
Marijuana ointments as cancer treatments remain a distant prospect. 
Your Body Is Teeming with Weed Receptors
Your Body Is Teeming with Weed Receptors
Megan Scudellari | Jul 16, 2017
And the same endocannabinoid system that translates marijuana's buzz-inducing compounds into a high plays crucial roles in health and disease outside the brain.
Cannabinoid Treatment Improves Cognition in Old Mice
Cannabinoid Treatment Improves Cognition in Old Mice
Diana Kwon | May 8, 2017
In young mice, THC had the opposite effect.
Oxford University to Study Marijuana
Oxford University to Study Marijuana
Kerry Grens | Mar 20, 2017
Academics partner with a biotech firm to investigate cannabinoids and develop potential therapeutics.
Marijuana Research Still Stymied by Federal Laws
Marijuana Research Still Stymied by Federal Laws
Bob Grant | Jan 23, 2017
US scientists continue to have a hard time getting funding to study the health impacts of the drug. But cannabis research in Canada—where medical marijuana is legal nationwide—is different story.
National Academies Detail the State of Weed Science
National Academies Detail the State of Weed Science
Bob Grant | Jan 12, 2017
A new report summarizes what we know about the impacts of marijuana use, as more states have legalized the drug for both medical and recreational purposes.
US Government Will Allow More Universities to Grow Pot
US Government Will Allow More Universities to Grow Pot
Kerry Grens | Aug 11, 2016
The US Drug Enforcement Agency continues to classify marijuana as a Schedule 1 drug, however, perpetuating challenges for researchers.
Cannabis-Based Drug for Epilepsy
Cannabis-Based Drug for Epilepsy
Jef Akst | Mar 14, 2016
A marijuana-derived compound shows continued success in treating children with a rare form of the seizure disorder. 
Rewarding Companions
Rewarding Companions
Rina Shaikh-Lesko | Oct 26, 2015
Oxytocin and social contact together modulate endocannabinoid activity in the mouse brain, which could help explain the prosocial effects of marijuana use.