Results 41 to 50 of about 11,485 (176)

The preparation of some derivatives of glycyrrhetic acid and oleanolic acid

Journal of Pharmacy and Pharmacology, 1967
Abstract Some new derivatives of glycyrrhetic acid and oleanolic acid were prepared and characterized. Various combinations of the modified and normal functional groups were synthesized as required for a separate study of the uncoupling activities of glycyrrhetic acid and oleanolic acid.
P D, Dean, T G, Halsall, M W, Whitehouse
openaire   +2 more sources

Recent advances in nanoparticle formulation of oleanolic acid [PDF]

Chinese Medicine, 2011
Abstract Oleanolic acid (OA) is a natural triterpenoid possessing anti-inflammatory, antitumor, antiviral, hepatoprotective and antihyperlipidemic effects. Research on the pharmacological activities and clinical applications of OA has made significant progress in the past decade, particularly in the areas such as isolation and purification ...
Wang Shengpeng, Tan Wen, Zhong Zhangfeng, Chen Meiwan, Wang Yitao   +4 more
openaire   +3 more sources

Self-microemulsifying drug delivery system for improved oral bioavailability of oleanolic acid: design and evaluation

International Journal of Nanomedicine, 2013
Rui Yang,1 Xin Huang,1 Jinfeng Dou,2 Guangxi Zhai,2 Lequn Su1 1Pharmacy Department, Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan, People's Republic of China; 2Department of Pharmaceutics, College of Pharmacy, Shandong ...
Yang R, Huang X, Dou J, Zhai G, Su L
doaj  

Antimicrobial Activity of Oleanolic and Ursolic Acids: An Update [PDF]

Evidence-Based Complementary and Alternative Medicine, 2015
Triterpenoids are the most representative group of phytochemicals, as they comprise more than 20,000 recognized molecules. These compounds are biosynthesized in plants via squalene cyclization, a C30hydrocarbon that is considered to be the precursor of all steroids.
Jesus, Jéssica A., Lago, João Henrique G., Laurenti, Márcia D., Yamamoto, Eduardo S., Passero, Luiz Felipe D.   +4 more
openaire   +2 more sources

Antiprotozoal Activity of Triazole Derivatives of Dehydroabietic Acid and Oleanolic Acid [PDF]

Molecules, 2017
Tropical parasitic diseases such as Chagas disease and leishmaniasis are considered a major public health problem affecting hundreds of millions of people worldwide. As the drugs currently used to treat these diseases have several disadvantages and side effects, there is an urgent need for new drugs with better selectivity and less toxicity. Structural
Mariano Pertino, Celeste Vega, Miriam Rolón, Cathia Coronel, Antonieta Rojas de Arias, Guillermo Schmeda-Hirschmann   +5 more
openaire   +3 more sources

Anti-snake venom and analgesic activities of extracts and betulinic and oleanolic acids isolated from Parinari curatellifolia

Journal of Medicinal Plants for Economic Development, 2020
Background: Parinari curatellifolia is used in Nigeria by traditional medicine practitioners (TMPs) for the treatment of snakebite and other conditions.
Emmanuel Mshelia Halilu, Natasha October, Chinenye J. Ugwah-Oguejiofor, Amina Yusuf Jega, Mathias Sylvester Nefai   +4 more
doaj   +1 more source

Toxicity of aqueous extracts of Ilex paraguariensis A.St.‐Hil. about Euphorbia heterophylla L.

Pest Management Science, Volume 82, Issue 7, Page 6196-6206, July 2026.
Aqueous extracts of Ilex paraguariensis A.St.‐Hil. strongly inhibit Euphorbia heterophylla L. germination and early seedling growth, but show mild phytotoxicity on mature plants, paradoxically promoting biomass via antioxidants. Abstract BACKGROUND The escalating challenge of herbicide‐resistant weeds, exemplified by Euphorbia heterophylla L.
Tamara Alberton da Silva, Ikram Bashir, Ana Caroline Giacomin, Jéssica Adriane Barth, Marina Chiapperin, Fabieli Zanotelli de Oliveira, Camila Thaís Scheibler, Fernanda Bruxel, Elisete Maria de Freitas   +8 more
wiley   +1 more source

The Potential Angiotensin-Converting Enzyme Inhibitory Activity of Oleanolic Acid in the Hydroethanolic Extract of Jacq

Natural Product Communications, 2006
The hydroethanolic extract of Crataegus monogyna was studied for its chemical constitution and angiotensin-converting enzyme (ACE) inhibitory activity. The extract contained triterpenic acids, flavonoids and coumarins.
Everaldo Attard, Henrietta Attard
doaj   +1 more source

Crataegus oxyacantha Extract Enhances Cardiac Adaptation and Reduces Oxidative‐Inflammatory Stress in Broiler Chickens Raised at High Altitude Under Cold Stress

Veterinary Medicine and Science, Volume 12, Issue 4, July 2026.
Crataegus oxyacantha extract at 0.4 mL/L improved cardiac function in broilers under cold stress and high altitude by increasing nitric oxide synthase gene expression, boosting nitric oxide, reducing endothelin‐1 gene expression, and lowering oxidative‐inflammatory stress, offering a natural solution to mitigate pulmonary hypertension syndrome ...
Behnam Ahmadipour, Hossein Hassanpour, Samira Abaszadeh, Majid Kalantar   +3 more
wiley   +1 more source

Traditional Respiratory Remedies From Anatolia: Ethnobotanical Insights and Bioactive Properties

Chemistry &Biodiversity, Volume 23, Issue 6, June 2026.
ABSTRACT Respiratory disorders, ranging from acute viral infections such as influenza and bronchitis to chronic inflammatory conditions including chronic obstructive pulmonary disease, asthma, emphysema, and pneumonia, represent a major global health burden, affecting millions annually. Traditional Anatolian folk medicine has long relied on plant‐based
Golshan Zare, Yağmur Diker, Irem Tatlı Çankaya, Emran Habibi, Satyajit D. Sarker, Lutfun Nahar   +5 more
wiley   +1 more source