Results 21 to 30 of about 4,201,127 (322)

Resin glycosides from Convolvulaceae plants [PDF]

open access: yesJournal of Natural Medicines, 2017
Resin glycosides are well known as purgative ingredients, which are characteristic of certain crude drugs such as Mexican Scammony Radix, Orizabae Tuber, and Jalapae Tuber, all of which originate from Convolvulaceae plants. Depending on their solubility in ether, these are roughly classified into two groups-jalapin (soluble) and convolvulin (insoluble).
openaire   +2 more sources

Photoinitiator Free Resins Composed of Plant-Derived Monomers for the Optical µ-3D Printing of Thermosets

open access: yesPolymers, 2019
In this study, acrylated epoxidized soybean oil (AESO) and mixtures of AESO and vanillin dimethacrylate (VDM) or vanillin diacrylate (VDA) were investigated as photosensitive resins for optical 3D printing without any photoinitiator and solvent.
M. Lebedevaite   +3 more
semanticscholar   +1 more source

How diverse is the chemistry and plant origin of Brazilian propolis?

open access: yesApidologie, 2021
Propolis is a honey bee product containing chiefly beeswax and resins originated from plant buds or exudates. Propolis resin exerts a diversity of biological activities, such as antitumoral, anti-inflammatory, antimicrobial, and defense of the hive ...
A. Salatino, M. L. Salatino, G. Negri
semanticscholar   +1 more source

What was a mortarium used for? Organic residues and cultural change in Iron Age and Roman Britain. [PDF]

open access: yes, 2011
The Romans brought the mortarium to Britain in the first century AD, and there has long been speculation on its actual purpose. Using analysis of the residues trapped in the walls of these ‘kitchen blenders’ and comparing them with Iron Age and Roman ...
Cramp, Lucy J E   +2 more
core   +1 more source

Antibacterial activity of resin rich plant extracts

open access: yesJournal of Pharmacy And Bioallied Sciences, 2013
The in vitro antibacterial activity of resin rich methanolic extracts (RRMEs) of Commiphora myrrha, Operculina turpethum, and Pinus roxburghii.Different concentration were studied by agar-well diffusion method against Gram-positive (Staphylococcus aureus, Bacillus subtilis, Micrococcus luteus, Enterococcus faecalis) and Gram-negative bacterial strains (
Bibhu Prasad Panda   +4 more
openaire   +3 more sources

Removal of disinfection by-product precursors by coagulation and an innovative suspended ion exchange process [PDF]

open access: yes, 2015
This investigation aimed to compare the disinfection by-product formation potentials (DBPFPs) of three UK surface waters (1 upland reservoir and 2 lowland rivers) with differing characteristics treated by (a) a full scale conventional process and (b ...
Jarvis, Peter   +4 more
core   +1 more source

The modification of an epoxy resin by natural plant materials

open access: yesEnvironmental Protection and Natural Resources, 2020
Abstract The article presents the results of research on the modification of Epidian 5 epoxy resin by introducing natural modifiers. It's easy accessibility and biodegradability has a positive effect on environmental protection, cost-effectiveness of the process, useful and strength properties of composites.
Aleksandra Jasik   +4 more
openaire   +3 more sources

Biodiversity of the Indian Desert and it´s value [PDF]

open access: yes, 2001
The state of Rajasthan is situated between 23º3’ and 30º12’ N latitude and 69º30’ and 78º17’ E longitude . The total land area of the state is about 3,24,239 km²out of which about 1,98,100 km² is arid and the rest semi arid.
Kotia, Amit, Kumar, Ashwani
core   +2 more sources

Organic bioactive medicinal ingredients with antibacterial, anti-inflammatory and antioxidant properties [PDF]

open access: yesMedicamentul Veterinar, 2023
The formulation of cosmeceutical products containing plant and animal compunds is the current concern of many researchers in the pharmaceutical field and it is the subject of many specialized studies.
Cristina Dumitrache   +3 more
doaj  

Pharmacognosy, Phytochemical, and Pharmacology of Wijaya Kusuma (Epiphyllum oxypetalum (DC.) Haw.) – An Update Review

open access: yesBorneo Journal of Pharmacy, 2022
In Indonesia, Epiphyllum oxypetalum (DC.) Haw. is known as Wijaya Kusuma. The plant is grown for home decorating and used widely as medicine in some areas.
Chandra Adam Lesmana   +2 more
doaj   +1 more source

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