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Leo Bear-McGuinness

Science Writer & Editor

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Leo joined Analytical Cannabis in 2019. From research to regulations and analysis to agriculture, his writing covers all the need-to-know news for the cannabis industry. He holds a bachelor's degree in biology from Newcastle University and a master's degree in science communication from the University of Edinburgh.

Latest Content From Leo Bear-McGuinness

New Saliva Test Can Detect Cannabis Intoxication in 5 Minutes, Say Researchers

The test's developers say it is unaffected by the consumption of other confounding factors, such as coffee, alcohol, or tobacco.


Canadian Regulators Recall Cannabis Flower Due to Mold Concerns

A batch of dried cannabis flower has been recalled by both its producer and the Canadian government department Health Canada.


A Woman’s CBD Habit May Have Shrunk Her Lung Tumor, Say Doctors

Published in the British Medical Journal Case Reports, the case study followed one woman in her 80s who had been diagnosed with lung cancer but had refused surgery, chemotherapy, or radiotherapy. Instead, she took oral drops of cannabis oil.


Oregon County Declares Emergency Due to High Number of Illegal Cannabis Farms

The Jackson County Board of Commissioners said that criminal activity relating to marijuana production has “dramatically increased” since Oregon residents voted to legalize cannabis in 2014.


California to Establish a Standard Cannabinoid Test by Jan 2023

The new bill requires the state Department of Cannabis Control to appoint at least one cannabinoid test as the standard for state-certified labs by January 1, 2023.


ASTM Launches a New Cannabis Subcommittee

The leading US testing standards organization ASTM International has launched a new subcommittee to support the growing discussions on cannabis regulations between policymakers, scientists, and the general public.


Analytical Cannabis October Digest 2021

Download this resource to stay up to date with the latest developments in the cannabis industry.


Medical Cannabis Oils Can Treat Chronic Pain, UK Registry Study Finds

Published in the Journal of Clinical Pharmacology, the study surveyed the first group of UK chronic pain patients prescribed medical cannabis oil.


THC Can Contribute to Birth Defects in Mice, Study Finds

Exposure to THC in the womb could increase the risk that genetically predisposed children are born with facial defects, according to a new rodent study published in the journal Development.


Seattle Decriminalizes Psilocybin and Other Psychedelics

The US city of Seattle has become the largest city in the country to decriminalize the use of some psychedelic substances, including psilocybin and mescaline.