Results 81 to 90 of about 9,140 (175)

Synergistic Skin Penetration Enhancement by a Combination of Tetrahydropiperine, 2,3‐Butanediol, and Hydrolyzed Glycosaminoglycans

open access: yesJournal of Cosmetic Dermatology, Volume 25, Issue 6, June 2026.
ABSTRACT Background Effective and safe skin penetration enhancers are highly valuable for improving the efficacy of topical drug and cosmetic formulations. Objective This study aimed to develop and validate novel synergistic combinations of tetrahydropiperine (THP), 2,3‐butanediol (2,3‐BD), and hydrolyzed glycosaminoglycans (hGAGs) as effective skin ...
Bei Wang   +4 more
wiley   +1 more source

Cyto/genotoxicity of potassium metabisulfite and antimutagenic effect of piperine

open access: yes, 2023
Potassium metabisulfite is a white crystalline powder used in wine production and food preservation. Piperine is an alkaloid of the piperidine series and it is the main ingredient of black pepper.
I. Eminović, O. Hamzagić, A. Mesic
core   +1 more source

The interactive effect of seven weeks aerobic exercise training and piperine against paraquat-induced lung damage in male Wistar rats: Investigating role of oxidative and inflammatory indices

open access: yesHeliyon
We aimed to evaluate the effects of seven weeks of aerobic exercise training and piperine on paraquat-induced lung damage. Forty-eight male Wistar rats (230 g, six-eight weeks old) were randomly divided into six groups (n = 8): sham, paraquat (5 mg/kg ...
Reyhane Ariyanasab   +5 more
doaj   +1 more source

An Early Record of Photochemotherapy for Vitiligo by Rhazes (865–925 ce) in Liber Continens

open access: yes
JEADV Clinical Practice, Volume 5, Issue 2, Page 684-685, June 2026.
Alireza Tavakkoli
wiley   +1 more source

Piperine reduces hair oiliness by inhibiting adipogenesis of hair stem cells

open access: yesApplied Biological Chemistry
Piperine, an alkaloid compound in black pepper (Piper nigrum), has beneficial bioactivities. Specifically, piperine inhibits adipogenesis in 3T3-L1 cells by suppressing the transcriptional activity of PPARγ.
Minyoung Im   +4 more
doaj   +1 more source

In vitro TRPV1 activity of piperine derived amides

open access: yes, 2010
A series of natural and synthetic piperine amides were evaluated for activity on the human TRPV1 expressed in HEK293 cells. The agonistic effect of piperine amides was mainly dependent on the length of the carbon chain. Structural changes of double bonds
Echeverri, Fernando   +5 more
core   +2 more sources

Effect of Piperine Pretreatment on Biochemical Profiles of Acetaminophen-Induced Hepatotoxicity in Rats

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2012
BACKGROUND AND OBJECTIVE: Acetaminophen overdose is the most frequent cause of liver injuries. N-acetyl-p-benzoquinone imine (NAPQI) has been proposed as the toxic metabolite of acetaminophen induced by cytochrome P-450.
MT Kazemi   +8 more
doaj  

Fenofibrate ameliorated atorvastatin and piperine-induced ROS mediated reproductive toxicity in male Wistar rats

open access: yesToxicology Reports
Atorvastatin and fenofibrate are well-known lipid-lowering drugs. Atorvastatin acts by reducing the production of cholesterol through the inhibition of the 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase (HMG Co-A reductase) enzyme, whereas fenofibrate ...
Sanjib Ghosh   +2 more
doaj   +1 more source

Synthesis of Piperine

open access: yes, 1969
10 p.Piperine is a natural product which occurs in black pepper (Piper nigrum), and which causes the bite or taste of black pepper. Piperine has been isolated, identified, and synthesized in the past, as noted in the thesis of Robert J. Newland (1968).
Klima, George R.
core  

Piperine generates ROS in melanoma cells.

open access: yes, 2014
(A) Represents time dependent generation of ROS in SK MEL 28 cells and (B) represents ROS in B16 F0 cells in response to 150 µM piperine treatment and subsequently analysed using flow cytometer.
Sanjay K. Srivastava (219838)   +2 more
core   +1 more source

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