Results 21 to 30 of about 2,126,883 (292)

The use of L-ascorbic acid in speciation of arsenic compounds in drinking water [PDF]

open access: yesActa Periodica Technologica, 2009
Arsenic speciation, besides total arsenic content determination, is very important in analysis of water, foodstuffs, and environmental samples, because of varying degrees of toxicity of different species.
Marjanović Nikola J.   +3 more
doaj   +1 more source

Análise direta de sólidos por espectrometria de absorção atômica com atomização em forno de grafite: uma revisão Solid sampling graphite furnace atomic absorption spectrometry: a review

open access: yesQuímica Nova, 2008
This is a review of direct analysis using solid sampling graphite furnace atomic absorption spectrometry. Greater emphasis is dedicated to sample preparation, sample homogeneity, calibration and its application to microanalysis and micro-homogeneity ...
Cassiana Seimi Nomura   +2 more
doaj   +1 more source

Atomic spectrometry update: review of advances in atomic spectrometry and related techniques [PDF]

open access: yes, 2015
This review of 151 references covers developments in ‘Atomic Spectrometry’ published in the twelve months from November 2014 to November 2015 inclusive.
Clare M. M. Smith   +14 more
core   +1 more source

Determination of Iron by Atomic Absorption Spectrometry

open access: yes, 2021
Atomic Absorption spectrometry (AAS) is an analytical tool used to measure concentration of metals with a high degree of accuracy. It assists in determining the most accurate or precise measurement technique and allows determination of correct ...
Hannah Abrahams
core   +2 more sources

Atomic spectrometry update. Advances in atomic emission, absorption, and fluorescence spectrometry, and related techniques

open access: yes, 2004
This is a new review covering developments in 'atomic spectrometry'. It combines the content of the previously separate ASU reviews on 'atomic emission, absorption and fluorescence spectrometry'1 and 'atomic mass spectrometry',2 but excluding material on
Tyson, J. F.   +21 more
core   +1 more source

Extracellular matrix remodeling and immune reprogramming drive residual tumor progression of liver cancer after incomplete microwave ablation

open access: yesMolecular Oncology, EarlyView.
Incomplete microwave ablation (iMWA) of liver cancer triggers a biphasic progression in residual tumors. At Day 3, the microenvironment is characterized by acute inflammatory responses and extracellular matrix (ECM) remodeling. By Day 14, a profound shift occurs toward oncogenic signal transduction and immunosuppression, marked by macrophage ...
Yu Liu   +9 more
wiley   +1 more source

SPHINX31 acts as a SRPK1 inhibitor targeting the ATR/DNA‐PKcs/CHK1 replicative checkpoint to inhibit cell growth in non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
The kinase SRPK1 directly interacts with the protein TOPBP1 and regulates the pre‐mRNA splicing of WIZ thereby contributing to the activation of the ATR/CHK1 replicative checkpoint in response to replicative stress. This allows cancer cells' genomic stability and survival.
Amani Shreim   +17 more
wiley   +1 more source

Determination of Tin in Canned Foods by Atomic Absorption Spectrometry

open access: yesCzech Journal of Food Sciences, 2009
Atomic absorption spectrometry is a powerful technique for determination of tin in canned foods. Homogenous samples of syrup and solid parts were digested by means of microwave digestion system MLS 1200 MEGA where hydrochloric and nitric acid were used ...
J. Knápek   +3 more
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

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