DHFR, dihydrofolate reductase
Design, synthesis, and biological evaluation of novel N4-substituted sulfonamides: acetamides derivatives as dihydrofolate reductase (DHFR) inhibitors
... Results: In this study, a new series of 2‑(arylamino)acetamides and N‑arylacetamides containing sulfonamide moie‑ ties were designed, synthesized, characterized and assessed for their antimicrobial activity and screened ...
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DESIGN AND SCREENING OF GALLIC ACID DERIVATIVES AS INHIBITORS OF MALARIAL DIHYDROFOLATE REDUCTASE (DHFR) BY IN SILICO DOCKING
... malarial dihydrofolate reductase (DHFR) by computational in silico molecular ...malarial DHFR will be synthesized and will be examined its in vitro and in vivo antimalarial activity in our ...
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Genetic mutations in Plasmodium falciparum and Plasmodium vivax dihydrofolate reductase (DHFR) and dihydropteroate synthase (DHPS) in Vanuatu and Solomon Islands prior to the introduction of artemisinin combination therapy
... targets dihydrofolate reductase (DHFR) and dihydroptero- ate synthase (DHPS), critical enzymes in the folate biosyn- thetic pathway of the malarial parasite, thereby killing the ...encoding ...
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Homology building as a means to define antigenic epitopes on dihydrofolate reductase (DHFR) from Plasmodium falciparum
... Pf- DHFR epitopes was a desire at later stage to develop sec- ondary antibodies targeting specific epitopes on Pf-DHFR linked to drug ...falciparum DHFR enzyme were ...
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Epi croomine and croomine from Stemona tuberosa antimalarial drug for inhibiting dihydrofolate reductase (DHFR) activity and their molecular modeling
... Pyrimethamine resistance was first recorded during theVietnam War in the1970’s. The drug remained in use apotent malarial medicine in Indonesia until 1990, [7] when resistance started was emergency. Resistance has also ...
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Folic-acid metabolism and DNA-repair phenotypes differ between neuroendocrine lung tumors and associate with aggressive subtypes, therapy resistance and outcome
... interval; DHFR, dihydrofolate reductase; EGFR, epidermal growth factor receptor; ERCC1, excision repair cross-complementing group 1; FOLR1, folate receptor 1; FFPE, formalin- fixed, ...
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Multi-task learning with a natural metric for quantitative structure activity relationship learning
... learning; DHFR: dihydrofolate reductase; MHC: histocompatibility complex; RNA: ribonucleic acid; DRN: deep relationship networks; FN: feature nets; PLS: partial least squares; NLP: natural language ...
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Parasite-host interaction in malaria: genetic clues and copy number variation
... ADR, adrenoceptor; CNV, copy number variation; CQ, chloroquine; CR1, complement receptor 1; CYP2A6, cytochrome pigment 450; dhfr, dihydrofolate reductase; FcγR, receptor for the constan[r] ...
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Chloroplastic Protein Import Characteristics of Dihydrofolate Reductase (DHFR) Fused Recombinant Precursor Protein in the Presence of Methotrexate
... (Figure 3A, lanes 7-10) and urea-solubilized TP- HA-mSS-H6-BAP (Figure 3A, lanes 3-6) as a control. In addition, the mock import assay was performed (Figure 3A, lanes 1 and 2). After the import reaction, smaller-sized ...
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Measuring the impact of seasonal malaria chemoprevention as part of routine malaria control in Kita, Mali
... differences; dhfr: dihydrofolate reductase; dhps: dihydropteroate synthetase; Hb: haemoglobin; IPTi: intermittent preven- tive treatment in infants; MCSP: Maternal and Child Survival Programme of ...
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Evaluation of dihydrofolate reductase and dihydropteroate synthetase genotypes that confer resistance to sulphadoxine pyrimethamine in Plasmodium falciparum in Haiti
... the dhfr and dhps PCR ...The dhfr and dhps gene sequences were scanned for previously identified dhfr and dhps point mutations in resistance-associated codons (see Table ...
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A STUDY ON DIHYDROFOLATE REDUCTASE AND ITS INHIBITORS: A REVIEW
... Enzyme Dihydrofolate reductase is a relatively soluble water soluble protein with a molecular weight of 18000-20000 Da synthesised on activation of human DHFR located on q22 region of chromosome no 5 ...
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Analysis of genetic mutations associated with anti malarial drug resistance in Plasmodium falciparum from the Democratic Republic of East Timor
... Molecular mechanisms of antifolate resistance in P. falci- parum have been explored in detail [11]. Specific point mutations in the parasite's dihydrofolate reductase (dhfr and dihydropterate ...
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Review of MicroRNA Proposed Target Genes in Oral Cancer. Part II
... Dihydrofolate reductase (DHFR) gene was found to be a target for microRNA-205 which was consistently down-regulated in squamous cell carcinoma of the head and neck including the ora[r] ...
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Mutations of pvdhfr and pvdhps genes in vivax endemic malaria areas in Kota Marudu and Kalabakan, Sabah
... pathway, dihydrofolate reductase (DHFR) and dihydropteroate synthase (DHPS) enzymes confer resistance to pyrimethamine and sulfadoxine respectively, in both Plasmodium falciparum and ...
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Mutational analysis of Plasmodium falciparum dihydrofolate reductase and dihydropteroate synthase genes in the interior division of Sabah, Malaysia
... A large-scale study on the clinical efficacy of P. falciparum malaria to SDX/PYR in Peninsular Malaysia conducted in mid 1990s, reported 47% of the study isolates were resistant to SDX/PYR [8]. A subsequent molecular ...
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Molecular markers for artemisinin and partner drug resistance in natural Plasmodium falciparum populations following increased insecticide treated net coverage along the slope of mount Cameroon: cross-sectional study
... parasite dihydrofolate reductase (dhfr) and dihydpteroate synthetase (dhps) genes that con- fer resistance to pyrimethamine and sulphadoxine respect- ively [26, ...
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Bacteriophage T4 Virion Baseplate Thymidylate Synthetase and Dihydrofolate Reductase
... With regard to phage td it has been found that: i low levels of thymidylate synthetase activity were present in highly purified preparations of T4D ghost particles produced after infecti[r] ...
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Mathematical models of gene amplification with applications to cellular drug resistance and tumorigenicity.
... For two mouse cell lines unstably resistant to methotrexate the probabilities of amplification and deamplification of the dihydrofolate reductase gene on double minute ch[r] ...
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Inhibition of Folate Enzymes by Sulfasalazine
... dihydrofolate reductase was subject to inhibition, whereas the hydrolysis of the g-glutamyl peptide side chain by chicken pancreas conjugase was not ...
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