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In the growth of cereal seeds
2019-09-16

In the growth of cereal seeds there are two phases, development and germination, separated by dormancy. The developmental phase contains the three following stages: 1. early development including double fertilization which results in the formation of the diploid embryo (by fusion of the egg cell wit
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Our current understanding of nucleotide metabolism in has ma
2019-09-12

Our current understanding of nucleotide metabolism in has made it possible to identify numerous proteins which serve essential roles in the life cycle of the parasite. One such protein is thymidylate synthase-dihydrofolate reductase (TS-DHFR), a bifunctional enzyme which is necessary for the product
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For human health risk assessment of chemicals
2019-09-12

For human health risk assessment of chemicals, a default uncertainty factor (UF) of 3.16 is used to capture inter individual variation in toxicokinetics (Dorne and Renwick, 2005). However, the scientific background for this default UF remains unsatisfactory., Several studies have reported that a fac
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br Materials and methods br Results br Discussion Consistent
2019-09-12

Materials and methods Results Discussion Consistent with previous reports (Barr et al., 2010, Vuong et al., 2010), the current study demonstrates that rats treated with amphetamine exhibit heightened anxiety states during withdrawal. Furthermore, icv. infusion of a CRF2 receptor antagonist
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The enzyme cyclooxygenase COX or prostaglandin endoperoxide
2019-09-12

The enzyme cyclooxygenase (COX) or prostaglandin endoperoxide H synthase (PGHS) is the key enzyme in the conversion of arachidonic Protionamide (AA) into prostaglandins (PGs) [1]. In 1991, researchers found that there were two isoforms of this enzyme called COX-1 and COX-2 with independent genes an
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Previous studies have documented that SCFAs may
2019-09-12

Previous studies have documented that SCFAs may elicit effects on lipid metabolism via de novo synthesis and transport. Acetate is not only used as an energy source, but is also constituted as a substrate for the cholesterol synthesis in the liver through acetyl-CoA, thus affecting plasma cholestero
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br Materials and methods br
2019-09-12

Materials and methods Results Discussion The studies reported here provide a more direct link between conformations of the glycine-rich region of DAPK and enzyme activity. As schematically illustrated in Fig. 3, the various conformations of DAPK with bound substrate or product can be consid
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The large body of structural knowledge that is
2019-09-11

The large body of structural knowledge that is currently available for CRM1 has contributed to atomic level and mechanistic understanding of many steps in the CRM1 nuclear export cycle. However, structural analysis could still inform on several outstanding questions and guide future discoveries pert
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Regarding the mechanism of action of CRF several studies hav
2019-09-11

Regarding the mechanism of action of CRF, several studies have shown that low doses of CRF may preferentially activate CRF1 receptors in glutamatergic projection neurons, serotoninergic neurons or glutamatergic collaterals in the medial prefrontal cortex (Vertes, 2004). Indeed, prosencephalic inacti
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The majority of pro inflammatory
2019-09-11

The majority of pro-inflammatory cytokines are regulated by NFκB, and recently, it has been found that p38 MAPK partly regulates NFκB-driven gene WYE-132 by increasing the association of the basal transcriptional factor, TATA-binding protein, with the C terminus of p65 subunit of NFκB and increasin
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Another interesting study was that by Kotyuk et al who
2019-09-11

Another interesting study was that by Kotyuk et al. (2015), who investigated the association between COMT rs4680 and personality in elderly people. The authors analysed the association between COMT rs4680 and NEO-FFI. The GG methylphenol correlated with lower mean Neuroticism score and higher Agree
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br Patients and methods br Results Table
2019-09-11

Patients and methods Results Table 1 shows relevant demographic and clinical characteristics of the 123 patients in the cohort. BAL fluid samples were obtained at a median of 172.5 days after allo-HSCT (range 3 days to five years). Discussion The definitive abandonment of traditional cultu
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Initially studies of GPCRs predominantly assessed the
2019-09-11

Initially, studies of GPCRs predominantly assessed the signalling pathways downstream of receptors on the cell surface. There is now an understanding that GPCRs can localize to and signal from various intracellular compartments, such as the nucleus (reviewed in [40]). These intracellular pools of re
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Estrogen receptors ERs belong to the third
2019-09-11

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
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In contrast irinotecan has shown much less myelosuppression
2019-09-11

In contrast, irinotecan has shown much less myelosuppression and may be more active in Ewing sarcoma both alone and in combination with temozolamide. One phase II study of 13 heavily pretreated Ewing sarcoma patients demonstrated a response rate of 38% including 2 complete responses (Bisogno et al.,
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