Results 41 to 50 of about 1,420,273 (199)

Gold for Cash and an Inflamed Rash: An Archival Study of Syphilis and Gonorrhoea in the Gold Mining Era of Otago, New Zealand

open access: yesJournal of the Royal Society of New Zealand, Volume 56, Issue 1, February 2026.
The demographic and socioeconomic shifts associated with various gold rushes throughout the Otago region of New Zealand have been well documented in historical records. However, the varying medical conditions that accompanied the influx of individuals to the goldfields and the city of Dunedin are not, particularly sexually transmitted infections, such ...
Kirsten A. Rutten   +2 more
wiley   +1 more source

Imaging malaria parasites across scales and time

open access: yesJournal of Microscopy, Volume 301, Issue 2, Page 122-150, February 2026.
Abstract The idea that disease is caused at the cellular level is so fundamental to us that we might forget the critical role microscopy played in generating and developing this insight. Visually identifying diseased or infected cells lays the foundation for any effort to curb human pathology.
Julien Guizetti
wiley   +1 more source

Impact scores of invasive plants are biased by disregard of environmental co-variation and non-linearity [PDF]

open access: yes, 2011
Prioritisation of high-impact species is becoming increasingly important for management of introduced species (‘neobiota’) because of their growing number of which, however, only a small fraction has substantial impacts.
Isermann, Maike   +3 more
core   +2 more sources

Effect of Medium pH and Light on Quinidine Production in Cinchona calisaya Wedd. Endophytic Fungi

open access: yesTurkish Journal of Pharmaceutical Sciences, 2020
Objectives Quinidine has pharmaceutical importance as an antimalarial, antiarrhythmia, antimicrobial, anticancer, antioxidant, astringent, and bitter flavoring agent.
Indriana Rahmawati   +3 more
semanticscholar   +1 more source

Unveiling the Antimalarial Potential of Leaf Extracts of Mussaenda erythrophylla Schum. & Thonn. and Mussaenda philippica Dona Luz x M. flava in Mice

open access: yesJournal of Tropical Medicine, Volume 2026, Issue 1, 2026.
Malaria remains a major global public health concern, particularly in tropical regions. The increasing resistance to the current antimalarial drugs highlights the urgent need for new and effective therapies. Medicinal plants offer a promising source of novel and affordable antimalarial compounds for drug development.
Prapaporn Chaniad   +7 more
wiley   +1 more source

Widening of horizons [PDF]

open access: yes, 1990
From a special issue: A Brief History of the Charles Darwin Foundation for the Galapagos Islands 1959 ...
Smith, G. T. Corley
core  

Pharmacokinetic Herb-Drug Interactions: Insight into Mechanisms and Consequences [PDF]

open access: yes, 2015
Herbal medicines are currently in high demand, and their popularity is steadily increasing. Because of their perceived effectiveness, fewer side effects and relatively low cost, they are being used for the management of numerous medical conditions ...
Horie, Toshiharu   +3 more
core   +1 more source

Multispecies Solidarity: How People and Cinchona Survived the COVID‐19 Pandemic in Loja, Ecuador

open access: yesCulture, Agriculture, Food and Environment, Volume 47, Issue 2, December 2025.
ABSTRACT This article uses the case of Cinchona officinalis entrepreneurship during the COVID‐19 pandemic to explore how dynamics of care and extraction figure within the construct of multispecies solidarity. C. officinalis is an endangered medicinal tree that holds global historical significance as a natural source of quinine.
Katharine McNamara
wiley   +1 more source

Current status of herbal and their future perspectives [PDF]

open access: yes, 2007
Traditional medicine is the synthesis of therapeutic experience of generations of practicing physicians of indigenous systems of medicine. Throughout the history of mankind, many infectious diseases have been treated with herbals.
Ponnampalam Gopalakrishnakone   +1 more
core   +1 more source

Symbiotic associations between arbuscular mycorrhizal fungi and Cinchona officinalis, the Quina tree, in the Andean Amazon of Peru

open access: yesJournal of Applied Botany and Food Quality
Most studies on Cinchona officinalis, the ‘quina tree’, have focused on its pharmaceutical properties, while agro-ecological aspects have received little attention to date.
Mike Anderson Corazon-Guivin   +7 more
doaj   +1 more source

Home - About - Disclaimer - Privacy