Results 51 to 60 of about 664,597 (305)

Extracellular Vesicles: From Biology to Biomedical Applications

open access: yesBioengineering, 2019
Legend says that Philippides ran to Athens to announce the victory against the Persians in the Battle of Marathon [...]
Esther Serrano-Pertierra   +1 more
doaj   +1 more source

Chemical structure, synthesis, and physical and chemical properties of porous polymers as materials applied in analytical chemistry and environmental protection [PDF]

open access: yesOchrona Srodowiska i Zasobów Naturalnych, 2016
Abstract This article is part of a series devoted to discussing strategies for the synthesis of ion-imprinted polymers and molecularly imprinted polymers, their chemical structure and great potential, which may be used in porous material design, analytical chemistry, environmental protection and other areas of science.
Goś Piotr   +4 more
openaire   +2 more sources

Tobacco, Cigarettes and Cigarette Smoke - An Overview [PDF]

open access: yes, 2007
This technical note provides an overview of the origin and mode of treatment of tobacco, tobacco ingredients and pesticide residues found in tobacco leaves.
GEISS OTMAR, KOTZIAS DIMITRIOS
core  

Effect of wood aging on wine mineral composition and 87Sr/86Sr isotopic ratio [PDF]

open access: yes, 2017
The evolution of mineral composition and wine strontium isotopic ratio 87Sr/86Sr (Sr IR) during wood aging were investigated. A red wine was aged in stainless steel tanks with French oak staves (Quercus sessiliflora Salisb.), with three industrial ...
Catarino, Sofia   +4 more
core   +1 more source

Emerging role of ARHGAP29 in melanoma cell phenotype switching

open access: yesMolecular Oncology, EarlyView.
This study gives first insights into the role of ARHGAP29 in malignant melanoma. ARHGAP29 was revealed to be connected to tumor cell plasticity, promoting a mesenchymal‐like, invasive phenotype and driving tumor progression. Further, it modulates cell spreading by influencing RhoA/ROCK signaling and affects SMAD2 activity. Rho GTPase‐activating protein
Beatrice Charlotte Tröster   +3 more
wiley   +1 more source

Electrochemical Study and Determination of Homovanillic Acid, the Final Metabolite of Dopamine, Using an Unmodified Disposable Electrode

open access: yesMolecules
This paper summarizes the main findings of a study which aimed to examine the electrochemical oxidation of homovanillic acid (HVA), the final metabolite of dopamine.
Mihaela Buleandră   +5 more
doaj   +1 more source

Una experiencia sobre la elaboración de material didáctico informático para complementar una asignatura de laboratorio en la Licenciatura en Química [PDF]

open access: yes, 2004
En este artículo se expone y se analiza el trabajo realizado en el Departamento de Química Física y Analítica de la Universidad de Oviedo para incorporar las nuevas tecnologías de la comunicación a la docencia de la asignatura “Introducción a la ...
López Rodríguez, Ramón   +2 more
core   +1 more source

Exploring the physical limits of saturation contrast in Magnetic Resonance Imagign [PDF]

open access: yes, 2012
Magnetic Resonance Imaging has become nowadays an indispensable tool with applications ranging from medicine to material science. However, so far the physical limits of the maximum achievable experimental contrast were unknown.
Glaser, S. J.   +4 more
core   +3 more sources

Gut microbiota diversity is prognostic in metastatic hormone receptor‐positive breast cancer patients receiving chemotherapy and immunotherapy

open access: yesMolecular Oncology, EarlyView.
In this exploratory study, we investigated the relationship between the gut microbiota and outcome in patients with metastatic hormone receptor‐positive breast cancer, treated in a randomized clinical trial with chemotherapy alone or chemotherapy in combination with immune checkpoint blockade.
Andreas Ullern   +7 more
wiley   +1 more source

Recent Advances in Benzodiazepine Electroanalysis

open access: yesChemosensors
Benzodiazepines are psychoactive drugs with wide clinical applications. Unfortunately, due to their sedative effects, benzodiazepines are frequently used as date rape drugs or in drug-facilitated crimes.
Mihaela-Carmen Cheregi   +4 more
doaj   +1 more source

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