Results 51 to 60 of about 428,478 (285)

SOBREDOSIS DEL FLÚOR DETECTADA EN ORINA DE NIÑOS EN EDAD ESCOLAR DESPUÉS DE ENJUAGUES CON SOLUCIÓN DE FLUORURO DE SODIO, UTILIZADO EN PREVENCIÓN DE CARIES DENTAL PARTE I

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 1992
Con el propósito de determinar presencia de flúor sistémico después de la aplicación de los enjuagues con fluoruro de sodio al 2% en niños en edad escolar, se hizo análisis de flúor en la orina de dos grupos de niño: experimental y control.
Fanny Lucía Yepes Delgado   +2 more
doaj  

Ten years of external control of the fluoride level in public drinking water provided by Brazilian cities, Brazil, 1996-2006 [PDF]

open access: yesRGO: Revista Gaúcha de Odontologia, 2008
Objective: To evaluate the program of external control of water fluoridation performed in the periods between 1996 and 2006 by ten cities: eight in the State of São Paulo, one in Minas Gerais and another in the State of Ceará.
Jaime Aparecido Cury   +4 more
doaj  

Determinación de la concentración de flúor en muestras biológicas [PDF]

open access: yes, 2007
Descripción de las diferentes técnicas para la medición de flúor en muestras de diversos orígenes. Tecnicas colorimétricas, potenciométricas, cromatográficas. Reseña sobre los efectos biológicos y tóxicos del flúor.Laboratorio de Biología Ósea.
Brun, Lucas   +3 more
core  

Cell‐cycle‐specific lesion evolution rather than inhibition of double‐strand‐break repair underpins cisplatin radiosensitization

open access: yesMolecular Oncology, EarlyView.
We analyze cisplatin–DNA adducts (CDAs) and double‐strand breaks (DSBs) in a cell‐cycle‐dependent manner. We find that CDAs form similarly across all cell cycle phases. DSBs arise only in S‐phase. CDAs might not directly impair DSB repair, but S‐phase DSB lesions evolve in the presence of CDAs and disrupt repair in G2, also causing radiosensitization ...
Ye Qiu   +10 more
wiley   +1 more source

Proteasome inhibitor, ixazomib prevents topoisomerase‐I degradation and reverses irinotecan resistance in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Ixazomib inhibits proteasome‐mediated degradation of topoisomerase I induced by irinotecan, thereby restoring drug sensitivity and promoting tumor cell death in colorectal cancer. Irinotecan, a topoisomerase I (topoI) inhibitor, is widely used for colorectal cancer, but resistance remains a major clinical challenge.
Yuho Ebata   +10 more
wiley   +1 more source

Recomendações do Ministério da Saúde para o uso de dentifrícios fluoretados

open access: yesRevista da Faculdade de Odontologia de Porto Alegre, 2012
Objetivo: Este artigo discute as bases contextuais e científicas que norteiam a recomendação do Ministério da Saúde para o uso de dentifrícios fluoretados como medida populacional de saúde pública, em especial para crianças, no Brasil. Método: Com base
Simone Tetu Moysés
doaj   +1 more source

Influencia del F en la distribución de Nb, Ta y REE en las lavas carbonatíticas de Catanda, Angola [PDF]

open access: yes, 2012
Peer ReviewedPostprint (published ...
Alfonso Abella, María Pura   +6 more
core  

Circulating tumor cell viability during and after radiotherapy mirrors treatment response in cancer patients

open access: yesMolecular Oncology, EarlyView.
Radiotherapy (RT) response depends on the DNA repair capacity of tumor and host cells. We show that circulating tumor cell (CTC) counts and apoptosis rates before and after RT predict treatment response and outcome, which can be accessed via easily accessible liquid biopsy approaches. Created in BioRender. Wikman, H.
Yvonne Goy   +10 more
wiley   +1 more source

Green Tea Catechins Quench the Fluorescence of Bacteria-Conjugated Alexa Fluor Dyes

open access: yesInflammation & Allergy - Drug Targets, 2013
Accumulating evidence suggests that Green tea polyphenolic catechins, especially the (-)-epigallocatechin gallate (EGCG), can be cross-linked to many proteins, and confer a wide range of anti-bacterial activities possibly by damaging microbial ...
Lin Zhao   +9 more
semanticscholar   +1 more source

Targeting TNBC: core–shell polycationic polyurea dendrimers with inherent anticancer activity

open access: yesFEBS Open Bio, EarlyView.
Core–shell polycationic PURE dendrimers were tested in TNBC‐derived tumor models. Both formulations selectively targeted TNBC and effectively reduced tumor volume. PUREG4‐OEI48 suppressed tumor growth without detectable toxicity, whereas PUREG4‐OCEI24, despite showing efficacy, induced hepatic toxicity.
Adriana Cruz   +9 more
wiley   +1 more source

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