Results 1 to 10 of about 2,120,659 (171)

Effect of HIT Components on the Development of Breast Cancer Cells

open access: yesLife, 2021
Cancer cells circulating in blood vessels activate platelets, forming a cancer cell encircling platelet cloak which facilitates cancer metastasis. Heparin (H) is frequently used as an anticoagulant in cancer patients but up to 5% of patients have a side ...
Li-Yu Chen   +4 more
doaj   +1 more source

Algorithms for reconstruction of impedance spectra from non-uniformly sampled step responses

open access: yesJournal of Electrical Bioimpedance, 2023
Fast and reliable bioimpedimetric measurements are of growing importance in many practical applications. In this work we used a measurement method in time domain by processing the step response of the biological system under test.
Zaikou Y.   +3 more
doaj   +1 more source

Tailored Polyelectrolyte Multilayer Systems by Variation of Polyelectrolyte Composition and EDC/NHS Cross-Linking: Physicochemical Characterization and In Vitro Evaluation

open access: yesNanomaterials, 2022
The layer-by-layer (LbL) self-assembly technique is an effective method to immobilize components of the extracellular matrix (ECM) such as collagen and heparin onto, e.g., implant surfaces/medical devices with the aim of forming polyelectrolyte ...
Uwe Schirmer   +7 more
doaj   +1 more source

Process Development for Additive Manufacturing of Alumina Toughened Zirconia for 3D Structures by Means of Two-Photon Absorption Technique

open access: yesCeramics, 2021
Additive manufacturing is well established for plastics and metals, and it gets more and more implemented in a variety of industrial processes. Beside these well-established material platforms, additive manufacturing processes are highly interesting for ...
Gerhard Hildebrand   +6 more
doaj   +1 more source

First Isolation and Structure Elucidation of GDNT‐β‐Glu – Tetraether Lipid Fragment from Archaeal Sulfolobus Strains

open access: yesChemistryOpen, 2021
Due to their special chemical structure, tetraether lipids (TEL) represent essential elements of archaeal membranes, providing these organisms with extraordinary properties.
Dr. Alexander Scholte   +7 more
doaj   +1 more source

Small molecules putative structure elucidation in endemic Colombian fruits: CFM-ID approach

open access: yesInternational Journal of Food Properties, 2022
The main goal of any structural elucidation process is to achieve the highest level of confidence possible. This is usually attained using identical standards that can confirm the unequivocal structure of a metabolite.
Daniel Arias Ramirez, Chiara Carazzone
doaj   +1 more source

Application of modern analytical techniques in the analysis of complex matrices of natural origin on the example of honeybee venom [PDF]

open access: yesActa Poloniae Pharmaceutica, 2023
Honeybee venom (HBV) is a product of natural origin with an extremely complex composition. It exhibits several beneficial pharmacological properties, for example anti-inflammatory, antimicrobial, antidiabetic, anti-arthritic, and anti-tumour activities ...
Eliza Matuszewska   +7 more
doaj   +1 more source

Immobilization Techniques for Aptamers on Gold Electrodes for the Electrochemical Detection of Proteins: A Review

open access: yesBiosensors, 2020
The development of reliable biosensing platforms plays a key role in the detection of proteins in clinically and environmentally derived samples for diagnostics, as well as for process monitoring in biotechnological productions.
Franziska V. Oberhaus   +2 more
doaj   +1 more source

A literature review of analytical techniques for materials characterisation of painted textiles - Part 2: spectroscopic and chromatographic analytical instrumentation [PDF]

open access: yes, 2017
Part Two of this Literature Review of analytical techniques for materials characterisation of painted textiles focusses on the application of vibrational and x-ray spectroscopic and chromatographic techniques used in the analysis of painted textiles to ...
Lennard, Frances   +2 more
core   +1 more source

Separation of Amino Acids, Dyes, and Pigments Using Novel Pressurized Circular TLC Assembly for Secure Medical Imaging Applications

open access: yesInternational Journal of Analytical Chemistry, 2023
A novel pressurized flow system for circular thin-layer chromatography (PC-TLC) has been successfully established and employed for the separation of amino acids, dyes, and pigments for safe medical imaging applications.
Amara Dar   +8 more
doaj   +1 more source

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