Results 41 to 50 of about 3,704,653 (352)

Research Progress on Structure, Activity and Structure-Activity Relationship of Sea Cucumber Polysaccharides [PDF]

open access: yesShipin Kexue
The sea cucumber is an invertebrate with significant economic value and is extensively consumed as a tonic food in Asian countries due to its high nutritional value.
SHU Zhiqiang, LIU Fang, JING Yuexin, JIAO Chunna, JI Yizhi, WANG Maojian, WANG Gongming, ZHANG Jian
doaj   +1 more source

Quantitative structure-activity relationship for antimalarial activity of artemisinin [PDF]

open access: yes, 2010
The increase in resistance to older drugs and the emergence of new types of infection have created an urgent need for discovery and development of new compounds with antimalarial activity.
Hasan, Mohamed Noor   +1 more
core  

Pediatric Oncology Nursing Competencies in Latin America and the Caribbean: A Scoping Review to Inform Practice, Education, and Research

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Nurses are central to cancer care for children and adolescents, yet no comprehensive synthesis has defined essential core competencies for pediatric oncology nursing (PON) practice internationally, particularly in Latin America and the Caribbean (LAC).
Luís Carlos Lopes‐Júnior   +7 more
wiley   +1 more source

Spectral mapping of brain functional connectivity from diffusion imaging. [PDF]

open access: yes, 2018
Understanding the relationship between the dynamics of neural processes and the anatomical substrate of the brain is a central question in neuroscience.
Bassett, Danielle S   +6 more
core   +3 more sources

Infection Control Practices for Vascular Access Management in Hemodialysis: Results From a Nationwide Survey of Japanese National University Hospitals

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Bloodstream infections due to repeated vascular access (VA) puncture and circuit connections remain major concerns in hemodialysis. Therefore, we examined current practices for glove, disinfectant, and personal protective equipment (PPE) use according to VA type in national university hospitals in Japan.
Aiko Yamada   +6 more
wiley   +1 more source

Structure-activity relationship in monosaccharide-based Toll-like receptor 4 (TLR4) antagonists [PDF]

open access: yes, 2018
The structure-activity relationship was investigated in a series of synthetic TLR4 antagonists formed by a glucosamine core linked to two phosphate esters and two linear carbon chains.
Airoldi, Cristina   +18 more
core   +5 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Anticancer Activities of Polyynes from the Root Bark of Oplopanax horridus and Their Acetylated Derivatives

open access: yesMolecules, 2014
Six polyynes OH-1~6, some of which are occur naturally in acetylated form, had been isolated and identified from the root bark of Oplopanax horridus (Devil’s Club), a natural dietary supplement and medicinal plant in North America.
Wei-Hua Huang   +4 more
doaj   +1 more source

Piperazine skeleton in the structural modification of natural products: a review

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2021
Piperazine moiety is a cyclic molecule containing two nitrogen atoms in positions 1 and 4, as well as four carbon atoms. Piperazine is one of the most sought heterocyclics for the development of new drug candidates with a wide range of applications. Over
Run-Hui Zhang   +4 more
doaj   +1 more source

QSAR studies on Withanolide analogs for anticancer activity [PDF]

open access: yes, 2011
Withanolides are a group of pharmacologically active compounds present in most prodigal amounts in roots and leaves of Withania somnifera (Indian ginseng), one of the most important medicinal plants of Indian systems of medicine.
Dharmendra Kumar Yadav   +2 more
core   +2 more sources

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