mechanisms and response of osteocytes to mechanical forces

Báo cáo khoa học: The involvement of human ribonucleases H1 and H2 in the variation of response of cells to antisense phosphorothioate oligonucleotides pot

Báo cáo khoa học: The involvement of human ribonucleases H1 and H2 in the variation of response of cells to antisense phosphorothioate oligonucleotides pot

... The response to ODN treatment varied considerably 15PC3 and MiaPacaII showed a good response, while HEK293 and HTB82 hardly responded at all, and HeLa and T24 showed an intermediate response To ... H and variation in cellular response to ODN (Eur J Biochem 269) 591 different transfectant clones of HEK293 (three of these are shown in Figs and 6) that expressed a spectrum of high levels of ... components binding to this enzyme need to be identi®ed to understand the cytoplasmic location of the enzyme in 15PC3 cells This enzymatic location appears to be a necessity for activity towards ODNs...

Ngày tải lên: 08/03/2014, 10:20

10 532 0
Báo cáo y học: "Bench-to-bedside review: Mechanisms and management of hyperthermia due to toxicity" doc

Báo cáo y học: "Bench-to-bedside review: Mechanisms and management of hyperthermia due to toxicity" doc

... clinicians to understand the various presentations of, and treatments for, toxin-induced hyperthermic syndromes The aim of this article is to provide intensivists with an overview of toxin-induced ... consequence of excess serotonergic agonsim of central and peripheral serotonergic receptors [37] In the central nervous system (CNS), serotonin modulates attention, behavior, and thermoregulation Serotonergic ... generation through motor work and uncoupling Hyperthermia (in addition to other sometimes life threatening symptoms) in this sort of intoxication is a sign of severe poisoning and heralds a poor...

Ngày tải lên: 13/08/2014, 10:20

8 179 0
Mechanisms and functions of lymphangiogenesis in regulating the immune response and inflammation resolution 2

Mechanisms and functions of lymphangiogenesis in regulating the immune response and inflammation resolution 2

... marker of lymphatic transport and flow LV transport of FITCdextran to LN following ‘LV resection’ was cut off compared to the ‘sham’ LN (B) At sacrifice, FITC-dextran injected into footpads of mice ... immunization (B) Expansion of LECs population in WT and µMT mice following immunization (C) Immunofluorescence analysis of WT and µMT LN sections (D and E) Expansion of the BEC (D) and FRC (E) populations ... related to polarization of the T cells to a particular subset(s) We found similar expression of Th1, Th2, Treg and Th17 specific transcriptional factors, namely T-bet, Gata-3, FOXP3 and RORγ in WT and...

Ngày tải lên: 09/09/2015, 18:48

135 336 0
Mechanisms and functions of lymphangiogenesis in regulating the immune response and inflammation resolution 1

Mechanisms and functions of lymphangiogenesis in regulating the immune response and inflammation resolution 1

... cornea is devoid of blood and lymphatic vessels In normal circumstances, this prevents access of APCs to corneal antigens and the traffic of immune cells and inflammatory mediators to the regional ... process driven by the pleiotropy of growth factors, pro-inflammatory cytokines and chemokines released during inflammation These growth factors and inflammatory cytokines would not be present or ... factors (VEGFs) bind to the three VEGF receptor (VEGFR) tyrosine kinases, leading to the formation of VEGFR homodimers and heterodimers Proteolytic processing of VEGFC and D allows for binding to...

Ngày tải lên: 09/09/2015, 18:48

127 277 0
Báo cáo khoa học: Mechanisms and kinetics of human arylamine N-acetyltransferase 1 inhibition by disulfiram potx

Báo cáo khoa học: Mechanisms and kinetics of human arylamine N-acetyltransferase 1 inhibition by disulfiram potx

... [27,28] The identification and characterization of the molecular targets of DS are of prime importance in order to understand the pharmacological and ⁄ or toxicological effects of this therapeutic compound ... are now considered to involve different cellular pathways [4] Therefore, the deciphering of new targets of DS may help us to understand the therapeutic and toxicological effects of this drug In ... [33,34] The incubation of NAT1 with DS (8 lm) caused 93 ± 2% inhibition of the enzyme, whereas the presence of AcCoA at and mm decreased the extent of inhibition to 35 ± 5% and ± 4%, respectively...

Ngày tải lên: 07/03/2014, 02:20

9 456 0
Bioavailability and toxicity of cd to microorganisms and their activities in soil

Bioavailability and toxicity of cd to microorganisms and their activities in soil

... development of an adapted microflora tolerant to Cd Cadmium has also been shown to be inhibitory to denitrification in a silt loam soil at 10 mg kgy1 (Bollag and Barabasz, 1979), and in clay and sandy ... 0.87% C different soils: River sand, Gley, Gray lowland, Andosol and Humic Andosol (pH 5.7–8.5) different soils—River sand, Gley, Gray lowland, Andosol and Humic Andosol (pH 5.7–8.5)q2% sludge ... Cd toxicity to soil microbes and their activities; (ii) compare its toxicity between field and laboratory studies; (iii) determine the relationship between Cd bioavailability and toxicity; and...

Ngày tải lên: 15/03/2014, 23:21

15 596 0
Báo cáo khoa học: DNA mediated disassembly of hRad51 and hRad52 proteins and recruitment of hRad51 to ssDNA by hRad52 pot

Báo cáo khoa học: DNA mediated disassembly of hRad51 and hRad52 proteins and recruitment of hRad51 to ssDNA by hRad52 pot

... effect of DNA on hydrodynamic radius (Rh) of hRad51 hRad51 (1 lM) was incubated with 0, 1, 3, and lM of oligo PUC+ (in the absence of any nucleotide cofactor) followed by the measurement of hydrodynamic ... recruitment of hRad51 to ssDNA The results described in this study help us to understand the transitions associated with the oligomeric states of hRad51 and hRad52 proteins in the presence of ssDNA and ... by asterisk) appear to diminish and that of higher oligomeric forms that enter into the gel (as labelled in Fig 1A) appear to increase in sets containing nucleotide cofactors This trend is consistent...

Ngày tải lên: 16/03/2014, 14:20

9 378 0
Measurements and Mitigation of Peer-to-Peer-based Botnets: A Case Study on Storm Worm ppt

Measurements and Mitigation of Peer-to-Peer-based Botnets: A Case Study on Storm Worm ppt

... forwarded to the wrong endhosts or rerouted to other sybil peers We use the Sybil attack to infiltrate OVERNET and the Stormnet and observe the communication to get a better understanding of it Assume ... the area of honeypot technology The main difficulties here are (1) to find out the infection vector and (2) to simulate vulnerable applications While (1) may take some time and is hard to automate, ... normal, connects to the P2P network, and then starts to search for keys in order to find other infected peers and the commands from the controller We monitor the communication and extract from...

Ngày tải lên: 23/03/2014, 13:20

9 560 0
Car Ownership and Mode of Transport to Work in Ireland* potx

Car Ownership and Mode of Transport to Work in Ireland* potx

... relating to county and electoral division (ED7) of residence, county, ED and geo-code of place of work, distance travelled, time of departure and mode of transport for the journey to work Mode of transport ... number of cars to own (Alperovich et al., 1999; Bhat and Pulugurtha, 1998 and Cragg and Uhler, 1970); choice of car type (Lave and Train, 1979 and McCarthy, 1996); tourist destination (Eymann and ... effect of footpaths and cycle lanes on choice of mode of transport to school in Florida 11 =1 =1 =1 =1 Higher professional Lower professional Non-manual Manual skilled higher professional lower professional...

Ngày tải lên: 30/03/2014, 09:20

34 476 0
Báo cáo khoa học: Acylation of lysophosphatidylcholine plays a key role in the response of monocytes to lipopolysaccharide ppt

Báo cáo khoa học: Acylation of lysophosphatidylcholine plays a key role in the response of monocytes to lipopolysaccharide ppt

... (2002) Tissue expression of human toll-like receptors and differential regulation of toll-like receptor mRNAs in leukocytes in response to microbes, their products and cytokines J Immunol 168, 554–561 ... monocytic cells and suggest that this enzyme plays a critical role in both the priming of these cells by IFN-c and their inflammatory cytokine response to LPS Host sensitivity to LPS may be a ... Lange, J.R., Langstein, H.N., Alexander, H.R., Buresh, C.M & Norton, J.A (1992) Evidence for IFN-gamma as a mediator of the lethality of endotoxin and tumor necrosis factoralpha J Immunol 149, 1666–1670...

Ngày tải lên: 31/03/2014, 01:20

7 322 0
Báo cáo sinh học: " In vivo dose-response of insects to Hz-2V infection" pptx

Báo cáo sinh học: " In vivo dose-response of insects to Hz-2V infection" pptx

... between the two types of infections and to emphasize the effects of virus dose upon the proportions of asymptomatic and agonadal infections, percentages of asymptomatic carriers and agonadal progeny ... asymptomatic carriers of the virus For each virus dose tested the number of agonadal moths, asymptomatic carriers, infected individuals (the sum of agonadal and asymptomatic carriers), and uninfected ... Hz-2Vinfected population to sustain itself, as in the case of the Stoneville colony Methods Source of insects and virus Corn earworm larvae used to start a laboratory colony of healthy H zea were...

Ngày tải lên: 18/06/2014, 22:20

7 310 0
báo cáo hóa học:" In vivo dose-response of insects to Hz-2V infection" pdf

báo cáo hóa học:" In vivo dose-response of insects to Hz-2V infection" pdf

... between the two types of infections and to emphasize the effects of virus dose upon the proportions of asymptomatic and agonadal infections, percentages of asymptomatic carriers and agonadal progeny ... asymptomatic carriers of the virus For each virus dose tested the number of agonadal moths, asymptomatic carriers, infected individuals (the sum of agonadal and asymptomatic carriers), and uninfected ... Hz-2Vinfected population to sustain itself, as in the case of the Stoneville colony Methods Source of insects and virus Corn earworm larvae used to start a laboratory colony of healthy H zea were...

Ngày tải lên: 20/06/2014, 04:20

7 316 0
Báo cáo hóa học: " Characteristics and predictors of readiness to quit among emergency medical patients presenting with respiratory symptoms" docx

Báo cáo hóa học: " Characteristics and predictors of readiness to quit among emergency medical patients presenting with respiratory symptoms" docx

... relevant to smoking cessation among a population of adult men and women who presented to the ED with symptoms of respiratory illness The results of this study have implications for the feasibility and ... illness) or symptoms of respiratory illness Lower respiratory symptoms included at least one of the following: cough, shortness of breath or wheeze The diagnoses that these symptoms encompass ... year: Number of visits to doctor 6.52 (15.4) Number of visits to ED 4.14 (11.7) Number of hospitalizations 1.19 (6.8 Number of days in hospital 3.6 (12.4) Participants smoked an average of 15.3 (SD...

Ngày tải lên: 21/06/2014, 03:20

9 367 0
ON THE EXISTENCE AND UNIQUENESS OF SOLUTIONS TO BOUNDARY VALUE PROBLEMS ON TIME SCALES JOHNNY pot

ON THE EXISTENCE AND UNIQUENESS OF SOLUTIONS TO BOUNDARY VALUE PROBLEMS ON TIME SCALES JOHNNY pot

... requirements of the matrices P(t) and Q(t) may be relaxed to P,Q ∈ Crd The following is a vector analogue of a result of Bohner and Peterson [6] Johnny Henderson et al 107 Theorem 7.1 Let P,Q ∈ Crd and ... Similar to the proof of Theorem 3.1, define an operator T : C([a,σ (b)]; Rd ) → C([a, σ (b)]; Rd ) by (T y)(t) = σ(b) a G(t,s)m s, y σ (s) ∆s + φ(t), (3.26) where G and φ are given in the proof of ... Johnny Henderson et al 103 Proof The proof is similar to that of Theorem 3.3 and so is omitted Remark 3.5 Theorems 3.1, 3.2, 3.3, and 3.4 establish bounds on all solutions to the respective BVPs (1.12),...

Ngày tải lên: 23/06/2014, 00:20

17 283 0
HERBICIDES – MECHANISMS AND MODE OF ACTION ppt

HERBICIDES – MECHANISMS AND MODE OF ACTION ppt

... the biosynthesis of the plastoquinones and alpha-tocopherol Plastoquinones are vital cofactors for phytoene desaturase (PDS) and their loss results in the inhibition of PDS and a decrease in ... several classes of potent 1,3-diketone-type HPPD inhibitors The β-triketone-rich essential oil of manuka (Leptospermum scoparium) and its components leptospermone, isoleptospermone, and grandiflorone ... β-triketones and the catalytic site of AtHPPD was modeled by docking of inhibitors into the active site plant HPPD (Dayan and Duke, 2007) The 1,3diketone moiety of all the docked inhibitors coordinated...

Ngày tải lên: 28/06/2014, 09:20

214 354 1
báo cáo khoa học: " Harm reduction and equity of access to care for French prisoners: a review" potx

báo cáo khoa học: " Harm reduction and equity of access to care for French prisoners: a review" potx

... drug use and sexual behaviors prior to and during incarceration, tattooing, access to medical care and past medical history was provided to all inmates Overall, 72% of inmates agreed to participate ... a survey in four prisons in the south and west of France The survey was carried out in response to a request from the Ministry of Health and the Director of the correctional administration in ... prison inmates, to indicate the need for future research to improve the health status of prisoners and to encourage access to health care for the inmate population equivalent to standards available...

Ngày tải lên: 11/08/2014, 18:20

11 371 0
Báo cáo y học: "Polymorphisms of HIV-2 integrase and selection of resistance to raltegravir" potx

Báo cáo y học: "Polymorphisms of HIV-2 integrase and selection of resistance to raltegravir" potx

... encompassing residues F139 to G146 and the amphipathic a-helix spanning residues S147 to V165 of the CCD ensure direct binding to DNA and correct positioning of viral DNA to the IN catalytic residues ... to the ROD reference sequence, and a total of 131 mutations were identified This variability is comparable to that reported for the HIV-1 IN (67% of the residues are conserved) [15] Because of ... [14]; and positions were highly polymorphic: N30K/Q (100% of treatment-naïve samples and 93% of the treatment-experienced samples), S39T/A (94% of the treatment-naïve samples and 100% of the...

Ngày tải lên: 13/08/2014, 01:20

11 400 0
Báo cáo y học: "Geographical information system and access to HIV testing, treatment and prevention of mother-to-child transmission in conflict affected Northern Uganda" pot

Báo cáo y học: "Geographical information system and access to HIV testing, treatment and prevention of mother-to-child transmission in conflict affected Northern Uganda" pot

... the Uganda Ministry of Health and the offices of the district directors of health services in all the three districts The methodology was also peer reviewed and approved by Uganda Ministry of Health ... and above to have VCT services ** HSSP II target is 50% of all HC III and 100% at HC IV and above to have PMTCT services *** HSSP II target is 75% of all HC IV and 100% of hospitals to have ART ... the protocol and contributed to the article writing Eddie Mukooyo and Sam Okware supervised Uganda ministry of health staff, reviewed the protocol and submitted it for ethical approval and contributed...

Ngày tải lên: 13/08/2014, 13:21

9 350 1
Báo cáo y học: "The distributions, mechanisms, and structures of metabolite-binding riboswitches" docx

Báo cáo y học: "The distributions, mechanisms, and structures of metabolite-binding riboswitches" docx

... scripts were used to organize the execution of other software tools, compute various statistics, and maintain local relational databases of genome and gene information Many of these scripts rely ... sequesters bases required to form the terminator stem, allowing the terminator to form and repress gene expression Similar antiterminator/terminator trade-offs occur in bacterial RNAs regulated by ... allowing the sequestor hairpin to form and attenuate translation More convoluted base-pairing tradeoffs and shape changes may operate in other expression platforms to alter the efficiency of translation...

Ngày tải lên: 14/08/2014, 08:20

19 268 0
Báo cáo y học: "dentification of the prokaryotic ligand-gated ion channels and their implications for the mechanisms and origins of animal Cys-loop ion channels" ppt

Báo cáo y học: "dentification of the prokaryotic ligand-gated ion channels and their implications for the mechanisms and origins of animal Cys-loop ion channels" ppt

... excitatory channels, such as the acetylcholine and serotonin receptors, the mammalian Zn receptors and some invertebrate GABA receptors, allow the flow of cations, whereas the inhibitory receptors, ... as nicotine and strychnine, conotoxins of snails, lophotoxins of corals, and many of the neurotoxins of elapid snakes [4-6] This superfamily is commonly referred to as the Cysloop superfamily (named ... members of the ART-LGIC superfamily and discuss the general implications of these proteins for the mechanisms and origin of the Cys-loop receptors of the animal nervous system Results and discussion...

Ngày tải lên: 14/08/2014, 14:21

12 397 0
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