• br GPCRs form heterotetramers In addition to homodimers and

  2019-12-16

  

  GPCRs form heterotetramers In addition to homodimers and heterodimers, for several family A receptor heteromers, experimental evidence supports the presence of higher order rearrangements as tetrameric structures, comprised of two different homodimers, each able to signal with its preferred G pro

• Extracellular uridine can be transported across

  2019-12-16

  

  Extracellular uridine can be transported across the cell membrane to enter the nucleotide salvage pathway. A colon cancer cell line supplemented with uridine was capable of growing normally in the presence of 1 μM brequinar (Peters et al., 1992). The supplemented uridine may be transported into the

• Present malarial chemotherapies mainly rely on a very few

  2019-12-16

  

  Present malarial chemotherapies mainly rely on a very few chemotypes or their allied structures such as quinolines, anti-folates and some cyclic endo-peroxides (Nayyar et al., 2012). Over the last few decades, the extensive and repetitive deployment of these drugs has stimulated resistance in the pa

• Besides degrading cholesterol the cholesterol degradation pa

  2019-12-16

  

  Besides degrading cholesterol, the cholesterol degradation pathway also offers a route to obtain useful starting materials for the production of steroid drugs and hormones. Indeed, steroids are among the most marketed pharmaceuticals with about 300 approved steroid drugs [15] and a worldwide market

• br CDK Inhibitors for the Treatment of inflammatory Diseases

  2019-12-16

  

  CDK Inhibitors for the Treatment of inflammatory Diseases Several CDKs have been implicated as regulators of inflammatory gene expression. It will thus be very important to determine the relative contributions of the various CDKs and their kinase function on a systematic basis. This work will be

• With the narrow SAR of the tail favouring the ortho

  2019-12-16

  

  With the narrow SAR of the tail favouring the ortho sulfone group, we examined the remaining position open to substitution at the pyrazole 3-position, in an attempt to at least moderate the excessive human PPB (). Lipophilic groups in this position maintained huge shifts in potency in the absence or

• MTT results show that both

  2019-12-16

  

  MTT results show that, both pancreatic cell lines were quite sensitive to camptothecin (CPT), a well known topoisomerase I poison. Interestingly, CPT does not show any selectivity over cancer cell lines probably due to the duplication times for cancerous (MIA PaCa-2) and immortalized healthy (HPDEC)

• Biochemically the primary function of PPIP K

  2019-12-16

  

  Biochemically, the primary function of PPIP5K2 is 1-kinase-mediated phosphorylation of 5-IP7 to form 1,5-IP8 (Shears, 2018). To a lesser extent, PPIP5K2 also phosphorylates IP6 to produce 1-IP7. Furthermore, PPIP5K2 has been shown to catalyze a reverse reaction, that is, dephosphorylation of 1,5-IP8

• Programmed cellular death or apoptosis is

  2019-12-16

  

  Programmed cellular death or apoptosis is a process genetically controlled that plays an important role in cellular homeostasis, being an important defense mechanism to remove cells that have been infected, damaged or mutated (Smith and Smith, 2012, Wlodkowic et al., 2011). Nevertheless, apoptosis s

• CellProfiler and OpenComet are two open source

  2019-12-16

  

  CellProfiler and OpenComet are two open source software available in internet to analyse silver stained comet assay images. With CellProfiler [19], Gonzalez et al. [18] modified the pipeline provided in the website by adding a background subtraction module and two filtering modules to quantify DNA d

• Expression of MGMT in human cells

  2019-12-16

  

  Expression of MGMT in human teniposide can be switched off by enzymatic methylation of a cytosine residue in the MGMT promoter sequence. In this regard, both MGMT and the mismatch repair function MLH1 belong to a subset of DNA repair genes that are subjected to epigenetic control. In consequence, ab

• Investigations of mice lacking up to three CDKs

  2019-12-16

  

  Investigations of mice lacking up to three CDKs identified the mitosis-regulating kinase CDK1 as the main essential component for the cell cycle, whereas ablation of other BEZ 235 regulators such as CDK2, CDK4, or CDK6 did not result in defective proliferation 12, 13. Mouse models and specific CDK i

• br Atypical collagen glycosylation The disaccharide Glc

  2019-12-14

  

  Atypical collagen glycosylation The disaccharide Glc(α1-2)Gal(β1-O) decorating collagens is strongly conserved across the animal kingdom, yet for every rule, nature provides exceptions. The deep-sea worm Riftia pachyptila of the phylum Annelida represents an intriguing exception. R. pachyptila is

• Estrogen receptors ERs belong to the

  2019-12-14

  

  Estrogen receptors (ERs) belong to the third class of nuclear receptors (NR3) [23]. Two different forms of ER have been described, ERα and ERβ. They are coded by two distinct genes (ESR1 and ESR2, respectively) containing 8 transcribed exons that give rise to six conserved protein domains: domains A

• br Introduction Concrete is one of

  2019-12-14

  

  Introduction Concrete is one of the most commonly used materials in the construction industry and its raw material is available throughout the world. Concrete is derived from ordinary Portland cement and is used for the construction and development of infrastructures. Research shows that demand f

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