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Human hand with white glove holding a white mouse in a green background.
Study Traces a Neural Circuit Behind Green Light–Mediated Pain Relief
A mouse study concludes color-detecting cones in the eye and a subset of neurons in the brain’s thalamus are why green light exposure has an analgesic effect.
Study Traces a Neural Circuit Behind Green Light–Mediated Pain Relief
Study Traces a Neural Circuit Behind Green Light–Mediated Pain Relief

A mouse study concludes color-detecting cones in the eye and a subset of neurons in the brain’s thalamus are why green light exposure has an analgesic effect.

A mouse study concludes color-detecting cones in the eye and a subset of neurons in the brain’s thalamus are why green light exposure has an analgesic effect.

analgesics
Senior woman wearing a grey pullover sitting on a bed and holding her back.
Early Inflammation Protects Against Chronic Pain, Study Finds
Alejandra Manjarrez, PhD | May 12, 2022 | 3 min read
Human data and experiments in mice challenge the common use of anti-inflammatory drugs to treat pain.
Synthetic Botox Treats Chronic Pain in Mice
Abby Olena, PhD | Jul 18, 2018 | 3 min read
Researchers silence pain neurons in the mouse spinal cord with injections of botulinum toxins modified to bind to the neurons’ receptors.
Sex Differences in Opioid Analgesia: A Complicated Picture
Catherine Offord | Jan 1, 2018 | 5 min read
Researchers are beginning to tease apart the mechanisms underlying differences in how males and females respond to powerful painkillers.
Animal Analgesics
The Scientist Staff | Jan 1, 2018 | 3 min read
A cornucopia of toxins in the animal kingdom could provide inspiration for novel painkillers, but so far, effective drugs have proven elusive.
 
Novel Analgesics at a Snail’s Pace
Bob Grant | Jan 1, 2018 | 3 min read
Studying cone snail venom has yielded novel pain pathways, but the peptides that function as toxins are difficult to translate into drugs.
Mining Spider Toxins for Analgesic Clues
Catherine Offord | Jan 1, 2018 | 2 min read
Arachnids harbor a plentiful array of molecules that target mammalian pain receptors.
Toxin from a Dangerous Fish Delicacy
Kerry Grens | Jan 1, 2018 | 2 min read
In tiny doses, the pufferfish’s tetrodotoxin can be turned into a pain-relieving ion channel blocker.
Sourcing Painkillers from Scorpions’ Stings
Abby Olena, PhD | Jan 1, 2018 | 2 min read
Compounds in the arachnids’ venom interact with ion channels to both cause and block pain.
Sea Anemone Toxin Could Treat Autoimmunity
Jef Akst | Jan 1, 2018 | 2 min read
If successful, the treatments could alleviate patients’ pain by reducing inflammation.
Frog Skin Yields Potent Painkillers, but None Clinic Ready
Shawna Williams | Jan 1, 2018 | 2 min read
Decades after their discovery by bioprospectors, amphibian-derived analgesics continue to attract scientific attention.
Snake Venoms Cause and Block Pain
Kerry Grens | Jan 1, 2018 | 2 min read
Painful snake bites may hold clues to developing analgesic drugs.
Painful Realities
The Scientist Staff | Dec 31, 2017 | 1 min read
Dave Thomas, a researcher at the National Institute on Drug Abuse, talks about the harsh truths and frustrating complexity of pain and analgesia.
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