Results 61 to 70 of about 1,420,273 (199)

Impact of light conditions on the early development of Cinchona officinalis

open access: yesRevista Facultad Nacional de Agronomía Medellín
Cinchona officinalis, a native plant species known in Peru as the cinchona tree, has civic importance because it represents the plant wealth of this nation and medicinal importance since it was for more than 300 years the only cure for malaria, and is ...
S. Vaca-Marquina   +4 more
semanticscholar   +1 more source

Integrating DNA Barcoding Within an Orthogonal Approach for Herbal Product Authentication: A Narrative Review

open access: yesPhytochemical Analysis, Volume 36, Issue 1, Page 7-29, January 2025.
ABSTRACT Introduction Existing methods for morphological, organoleptic, and chemical authentication may not adequately ensure the accurate identification of plant species or guarantee safety. Herbal raw material authentication remains a major challenge in herbal medicine.
Nazia Nazar   +5 more
wiley   +1 more source

Linkages between Phosphorus and Plant Diversity in Central European Forest Ecosystems—Complementarity or Competition? [PDF]

open access: yes, 2019
The phosphorus nutrition status of European forests has decreased significantly in recent decades. For a deeper understanding of complementarity and competition in terms of P acquisition in temperate forests, we have analyzed α-diversity, organic layer ...
Cierjacks, Arne   +4 more
core   +1 more source

Isolation of Bacterial Endophytes Associated with Cinchona ledgeriana Moens. and Their Potential in Plant-growth Promotion, Antifungal and Quinoline Alkaloids Production.

open access: yesJournal of General and Applied Microbiology
For centuries, quinoline alkaloids from the tree bark of Cinchona ledgeriana (C. ledgeriana) have been used in the treatment of malaria. However, unsustainable harvesting and poor growth conditions greatly limit its use as raw materials.
Fauzi Akhbar Anugrah   +4 more
semanticscholar   +1 more source

Intercolonial Cinnamon: Fashioning Connections from the Eighteenth to Mid‐Nineteenth Centuries

open access: yesHistory, Volume 110, Issue 389, Page 49-67, January 2025.
Abstract It is well known that the quest for spices fuelled navigational endeavours during early modern history, acting as a gateway to conquest. Historians from the field have often focused on the relations between the colonies and the colonised, but what role did this play in the forging of intercolonial connections? By delving into the allure of one
DANIEL COSTA
wiley   +1 more source

The Fever Tree: from Malaria to Neurological Diseases

open access: yesToxins, 2018
This article describes the discovery and use of the South American cinchona bark and its main therapeutic (and toxic) alkaloids, quinine and quinidine.
S. Eyal
semanticscholar   +1 more source

A Review on Novel Techniques Used for Drying Medicinal Plants and Its Applications

open access: yesInternational Journal of Biomaterials, Volume 2025, Issue 1, 2025.
The drying of medicinal plants is a crucial step in their processing since it preserves the active ingredients and increases their shelf life. Traditional drying methods often exhibit limitations such as extended drying time, loss of bioactive components, and decreased product quality.
Ansu Sara Eapen   +3 more
wiley   +1 more source

Herbal medicines in Hawaii from tradition to convention. [PDF]

open access: yes, 1998
The stories of kava and chaulmoogra demonstrate the importance of herbal products in ancient and recent Hawaiian medicine. Kava is a psychoactive beverage that has been used ceremonially for millennia throughout the Pacific.
Norton, S A
core  

The Quinine Odyssey: A Barometer of the State of Organic Synthesis Over Centuries

open access: yesChemistry – A European Journal, Volume 30, Issue 69, December 10, 2024.
The year 2024 marks the 80th anniversary of the landmark formal synthesis of (±)‐quinine completed by Woodward and Doering. This article examines the evolution of approaches to access this storied Cinchona alkaloid natural product which represent a microcosm the progress that has been made in organic synthesis over the past ~170 years.
Alex C. Bissember
wiley   +1 more source

Antifungal Activity of Herbal Extracts against Neem Die-Back Pathogen Phomopsis Azadirachtae [PDF]

open access: yes, 2014
Herbal extracts of 26 plants belonging to 20 different families of the plant kingdom were evaluated for antifungal activity against Phomopsis azadirachtae, a fungus causing destructive die-back disease in neem. Test fungus was isolated from infected neem
Lakshmeesha, T.R.   +3 more
core  

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