Halogens

04/01/2006 - "The purpose of this study was to assess the effect of light-tip distance on the shear bond strength and the failure site of brackets cured with 3 light-curing units (high-intensity halogen, light-emitting diode, and plasma arc). "
05/01/2005 - "The purpose of this study was to assess the effect of light-tip distance on the shear bond strength and failure site of brackets cured with three different light curing units: a high-intensity halogen (Astralis 10, 10-second curing), a light-emitting diode (LED, e-Light, six-second curing), and a plasma arc (PAC System, four-second curing). "
08/01/2004 - "No statistically significant differences in bond failure rates were found between the adhesive-precoated brackets cured with the halogen light and those cured with the plasma arc light; neither were any significant differences in performance found with each light-curing unit between the maxillary and mandibular arches. "
03/01/2004 - "No statistically significant differences were found between the total bond failure rates of the brackets cured with the halogen light and those cured with the plasma arc light. "
06/01/2002 - "To assess the marginal seal of Class II resin-based composite restorations cured by a high intensity halogen light or a plasma arc light. "

03/30/2023 - "Structure-activity relationship (SAR) studies of synthesized novel derivatives revealed that para-substituted halogen and nitro derivatives have remarkable potential against MCF-7 cancer cell lines and different microbial strains. "
04/25/2017 - "BA derivatives with halogen substituent at C-2 have improved membrane permeability and cytotoxicity against cancer cells. "
11/28/2023 - "Specifically, compounds 3h, 3g, and 3h-2, which had a 2- or 4-position halogen substituent on 1-((phenylethynyl)selanyl)-3-phenoxypropan-2-ol, exhibited the best anti-proliferative activity against tumor cells. "
10/01/2020 - "The influence of the diimine coligands and different halogen atoms on the antiproliferative activities toward human cancer cell lines have been investigated. "
08/05/2018 - "The complexes exhibited promising cytotoxic activity against a cancer cell line, and the SAR data revealed the 2- and 7-positions as key sites for the incorporation of halogens to improve potency. "

11/01/2016 - "Molecular design and validation of halogen bonding orthogonal to hydrogen bonding in breast cancer MDM2-peptide complex."
07/15/2023 - "In this study, a powerful dimensionless parameter scaling method was adopted to quantitatively determine the relationship of halogen substitution and the cytotoxicity of various DBP groups in three cell lines (i.e., the human breast carcinoma (MVLN), Chinese hamster ovary (CHO), and human hepatoma (Hep G2) cell cytotoxicity) with no need to consider their absolute values and other influences. "
03/22/2019 - "I2 decreases the invasive potential of a triple negative basal cancer cell line, and under in vivo conditions the oral supplement of this halogen activates the antitumor immune response, preventing progression of xenografts from laminal and basal mammary cancer cells. "
01/01/2019 - "Halogen-Substituted Derivatives of Dictyostelium Differentiation-Inducing Factor-1 Suppress Serum-Induced Cell Migration of Human Breast Cancer MDA-MB-231 Cells in Vitro."
11/29/2016 - "Urea derivatives 3a-g with hydroxy group or one halogen atom showed moderate antiproliferative effects against all the tested cell lines, but stronger activity against breast carcinoma MCF-7 cell line, while trifluoromethyl derivatives 3h-j showed antiproliferative effects against all the tested cell lines in low micromolar range. "

02/01/2016 - "Our data give an unprecedented global overview of brown algal responses to pathogen infection, and highlight the importance of oxidative stress and halogen metabolism in these interactions. "
02/01/2016 - "Infection of the brown alga Ectocarpus siliculosus by the oomycete Eurychasma dicksonii induces oxidative stress and halogen metabolism."
03/01/1990 - "The effects of some halogen-substituted flavanoids (dichloroflavan, halogenated isoflavans, and isoflavenes) on poliovirus type 2 infection was examined. "
03/01/1990 - "Activities and mechanisms of action of halogen-substituted flavanoids against poliovirus type 2 infection in vitro."
02/01/2013 - "The tested agents comprised active halogen compounds, well-known and in particular novel chloramine-based agents indicated for the topical treatment of infections. "

03/13/2008 - "Insertion of halogen substituents with various substitution patterns, suggested by simulations, led to a significant improvement of leukemia cell growth inhibition and to an increase up to 1 order of magnitude of the affinity toward Abl."
03/01/2012 - "Compound 9c, 9e, and 10f with an electron-withdrawing halogen substituent at the para position on the phenyl ring showed excellent in vitro potency against tested human leukemia cells (K562 and CEM)."
12/01/2010 - "Cytotoxicity of two halogen derivatives of N⁶-benzyladenosine (BAPR), N⁶-(3-iodobenzyl)-adenosine (I-BAPR) and 2-chloro-N⁶-(3-iodobenzyl)-adenosine (Cl-I-BAPR), was tested in human leukemia U937 cell line. "
01/02/2003 - "The 2,4,6-triaminopyrimidine derivatives bearing halogen substituent on the phenyl ring (25f,h,i) were cytotoxic in all cultured leukemia cell growth. "
01/01/2015 - "The obtained new compounds and three halogen derivatives of benzofuran, reported in our earlier work, were tested for their cytotoxic properties in human chronic (K562) and acute (HL60) leukemia cells, human cervical cancer (HeLa), and normal endothelial cells (HUVEC). "