Results 21 to 30 of about 2,836,469 (290)

Promising Prodiginins Biological Activities. [PDF]

open access: yesChem Biodivers
ABSTRACTProdiginins are a large family of at least 34 pyrrolic compounds, including the well‐studied red pigment prodigiosin. Prodiginins are produced by several microorganisms displaying broad biological activities, including antimicrobial, antiviral, antiparasitic, antiproliferative, and immunosuppressive activities.
Ladetto MF   +6 more
europepmc   +3 more sources

Microbial community changes induced by Managed Aquifer Recharge activities: linking hydrogeological and biological processes [PDF]

open access: yes, 2019
Managed Aquifer Recharge (MAR) is a technique used worldwide to increase the availability of water resources. We study how MAR modifies microbial ecosystems and its implications for enhancing biodegradation processes to eventually improve groundwater ...
Barba Ferrer, Maria del Carme   +6 more
core   +2 more sources

Bright spots in the darkness of cancer: A review of starfishes-derived compounds and their anti-tumor action [PDF]

open access: yes, 2019
The fight against cancer represents a great challenge for researchers and, for this reason, the search for new promising drugs to improve cancer treatments has become inevitable.
Arizza V.   +4 more
core   +1 more source

Biological activities of aqueous and organic extracts from tropical marine sponges [PDF]

open access: yes, 2010
We report on screening tests of 66 extracts obtained from 35 marine sponge species from the Caribbean Sea (Curaçao) and from eight species from the Great Barrier Reef (Lizard Island). Extracts were prepared in aqueous and organic solvents and were tested
Sepčić, Kristina   +3 more
core   +2 more sources

Biological evaluations of novel 2,3,3-Trisphosphonate in osteoclastic and osteoblastic activities [PDF]

open access: yes, 2017
Bisphosphonates (BPs) are the first line treatment for many bone diseases including hypercalcimia associated with bone malignancies. In this paper, we introduce a new analogue of bisphosphonate called the 2,3,3-Trisphosphonate (2,3,3-TriPP) that was ...
Boccaccini, Aldo R.   +4 more
core   +3 more sources

Biological Activities of Natural Products

open access: yesMolecules, 2020
Natural products and their biological activities are currently a subject of great interest in the pharmaceutical, health food, and cosmetics industries, and numbers of scientific studies in this field are increasing rapidly [...]
Halina Maria Ekiert, Agnieszka Szopa
doaj   +1 more source

Protention and retention in biological systems [PDF]

open access: yes, 2011
This paper proposes an abstract mathematical frame for describing some features of cognitive and biological time. We focus here on the so called "extended present" as a result of protentional and retentional activities (memory and anticipation).
A Botzung   +17 more
core   +4 more sources

Biological Activities of Ribosome-Inactivating Proteins

open access: yesToxins, 2023
After more than 50 years of research, studies on the structure and biological activities of ribosome-inactivating proteins (RIPs) continue to provide a field of great interest within the scientific community, both for the health risks they pose and their
Lucía Citores, José M. Ferreras
doaj   +1 more source

Prevalence and Genotypic Distribution of Hepatitis C Virus in Peshawar KPK, Pakistan

open access: yesHayati Journal of Biosciences, 2017
This present study was planned to obtain an up-to-date picture of Hepatitis C virus (HCV) infection and its genotypes distribution in Peshawar, Khyber Pakhtunkhwa, Pakistan, as well as of the relationship between HCV genotypes and demographic and ...
Tanweer Kumar   +8 more
doaj   +1 more source

The microstratigraphy of middens: capturing daily routine in rubbish at Neolithic Çatalhöyük, Turkey [PDF]

open access: yes, 2011
Microstratigraphy — the sequencing of detailed biological signals on site — is an important new approach being developed in the Çatalhöyük project. Here the authors show how microscopic recording of the strata and content of widespread middens on the ...
Almond, Matthew J.   +3 more
core   +1 more source

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