Skip to search formSkip to main content
You are currently offline. Some features of the site may not work correctly.

paynantheine

 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2014
2014
Leaves of the Southeast Asian plant Mitragyna speciosa are used to suppress pain and mitigate opioid withdrawal syndromes. The… Expand
  • figure 1
  • figure 2
  • figure 3
  • figure 4
  • figure 5
2012
2012
The pharmacologically interesting indole alkaloids (-)-mitragynine, (+)-paynantheine and (+)-speciogynine were synthesised in… Expand
  • table 2
  • table 3
Highly Cited
2011
Highly Cited
2011
AIM A drug and alcohol withdrawal rehabilitation centre requested an analysis for "Krypton" in urine of a former opiate-addictive… Expand
2011
2011
The Thai medicinal plant Mitragyna speciosa (kratom) is misused as a herbal drug. Besides this, a new herbal blend has appeared… Expand
  • figure 1
  • figure 2
  • figure 2
  • figure 3
  • figure 4
2011
2011
Mitragyna speciosa (Kratom in Thai), native in Southeast Asia, is increasingly misused as a herbal drug of abuse. During… Expand
2011
2011
Mitragyna speciosa (Kratom) is currently used as a drug of abuse. When monitoring its abuse in urine, several alkaloids and their… Expand
  • table 1
  • table 2
  • figure 1
  • figure 2
2010
2010
AbstractThe Thai medicinal plant Mitragyna speciosa (Kratom in Thai) is misused as a herbal drug of abuse. During studies on the… Expand
2010
2010
Mitragyna speciosa (Kratom in Thai), a Thai medical plant, is misused as herbal drug of abuse. Besides the most abundant… Expand
  • figure 1
  • figure 3
  • figure 3
  • figure 3
  • figure 4
Highly Cited
2009
Highly Cited
2009
The leaves of Mitragyna speciosa, a tropical plant known as “kratom,” have been traditionally used as a substitute for opium in… Expand
  • figure 1
  • figure 2
  • figure 5
  • figure 3
  • figure 4
1969
1969
Abstract The indole alkaloids corynantheidine and paynantheine have been epimerized to two new compounds and corynantheidine and… Expand