Results 61 to 70 of about 170,927 (299)

日本産海藻に含まれる多糖類の溶血阻害作用 [PDF]

open access: yes, 2014
Hemolytic activities of crude extracts from 10 seaweed ( 2 green algae, 2 brown algae and 6 red algae ) were evaluated by the absorbance at 541nm on the spectrophotometric analysis.
前田 陽一   +3 more
core  

Red list and checklist of the limnic red algae and brown algae [PDF]

open access: yes, 2017
Für Berlin wurden bisher sieben Arten limnischer Rotalgen (Rhodophyta) sicher nachgewiesen, davon sind zwei Bestandteil der Roten Liste. Diese Neufassung der Gesamtartenliste weist einige wesentliche Veränderungen gegenüber der Vorgängerliste auf, weil ...
Jahn, Regine   +2 more
core   +1 more source

Unravelling the initiator‐only stage in alginate grafting: Radical‐induced depolymerization and its impact on acrylamide grafting efficiency

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Free‐radical grafting of natural polymers often assumes that initiators only create active sites before monomer addition. We tested this by exposing sodium alginate to potassium persulphate (KPS) under typical grafting conditions without monomer (acrylamide).
Gustavo P. Zago, João B. P. Soares
wiley   +1 more source

Brown algae [PDF]

open access: yesCurrent Biology, 2011
Cock, J. Mark   +2 more
openaire   +5 more sources

HIV-1 Protease Inhibitors From Marine Brown Alga: A Literature Review [PDF]

open access: yes, 2017
The human immunodeficiency virus type 1 (HIV-1) causes an infectious disease that if left untreated can progress to acquired immunodeficiency syndrome (AIDS) and be fatal.
Nunez Aguilar, Eric
core   +1 more source

Post‐LECA Origin and Diversification of an Axonemal Outer Arm Dynein Motor

open access: yesCytoskeleton, EarlyView.
ABSTRACT Dyneins were present in the last eukaryotic common ancestor (LECA) and play key roles in eukaryotic biology. Axonemal dyneins form the inner and outer arms that power ciliary beating, and it has long been recognized that outer arms in some organisms contain two different heavy chain motors, whereas those from other species contain a third unit
Stephen M. King
wiley   +1 more source

The marine macroalgae of Cabo Verde archipelago : an updated checklist [PDF]

open access: yes, 2019
An updated list of the names of the marine macroalgae of Cabo Verde, an archipelago of ten volcanic islands in the central Atlantic Ocean, is presented based on existing reports, and includes the addition of 36 species. The checklist comprises a total of
Fredericq, Suzanne, Gabriel, Daniela
core  

Learning Strategies from Nature's Blueprint to Cyclic Carbonate Synthesis

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
The development of sustainable synthetic methods for cyclic carbonates draws inspiration from nature, focusing on eco‐friendly processes and renewable resources like CO2 and biomass. This review explore various CO2 activation mechanisms, green chemistry principles, and green catalysts.
Erika Saccullo   +4 more
wiley   +1 more source

ANTIOXIDANT ACTIVITY OF INDONESIAN BROWN MARINE ALGAE (Sargassum turbinarioides)

open access: yesJurnal Farmasi Sains dan Praktis
Brown marine algae are provided for an excellent source of bioactive compounds especially fucoidan. Fucoidan is primarily composed of L-fucose residues linked by α-1,3 and α-1,4 glycosidic bonds, with sulfate groups as its main chemical components ...
Rahma Artemisia   +4 more
doaj   +1 more source

Pigments Content (Chlorophylls, Fucoxanthin and Phycobiliproteins) of Different Commercial Dried Algae

open access: yesSeparations, 2020
Algae are a complex, polyphyletic group of organisms, affordable and naturally rich in nutrients, but also valuable sources of structurally diverse bioactive substances such as natural pigments.
Catarina Osório   +6 more
doaj   +1 more source

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