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| 1 | Simultaneous determination of cysteamine and folic acid in pharmaceutical and biological samples using modified multiwall carbon nanotube paste electrode显示文摘一个碳浆糊电极(用户终端设备) 化学上与 multiwall 碳 nanotubes 修改了, ferrocene (FC ) 为 cysteamine (CA ) 和 folic 酸(FA ) 的踪迹数量的同时的决心被用作一个选择电气化学的传感器。这个修改电极为 CA 的阳极的氧化显示出很有效的 electrocatalytic 活动。CA 和 FA 的微分脉搏 voltammograms 的山峰水流在 0.7200 mol/L CA 和 5.0700 mol/L FA 的范围与他们的集中线性地增加了。为 CA 和 FA 的察觉限制分别地是 0.3 mol/L 和 2.0 mol/L。散开系数(D) 和转移系数() CA 也被决定。这些条件是足够的个别地并且同时允许 CA 和 FA 的决心。 | Ali Taherkhani Hassan Karimi-Maleh Ali A.Ensafi Hadi Beitollahi Ahmad Hosseini Mohammad A.Khalilzadeh Hassan Bagheri | 2012 | Chinese Chemical Letters2012,23,2: | 6 |
| 2 | Methylenetetrahydrofolate reductase C677T genotype affects promoter methylation of tumor-specific genes in sporadic colorectal cancer through an interaction with folate/vitamin B_(12) status显示文摘AIM:To evaluate joint effects of Methylentetra-hydrofolate reductase(MTHFR) C677T genotypes,and serum folate/vitamin B12 concentrations on promoter methylation of tumor-associated genes among Iranian colorectal cancer patients. METHODS:We examined the associations between MTHFR C677T genotype,and promoter methylation of P16,hMLH1,and hMSH2 tumor-related genes among151 sporadic colorectal cancer patients. The promoter methylation of tumor-related genes was determined by methylation-specific PCR. Eighty six patients from whom fresh tumor samples were obtained and 81 controls were also examined for serum folate and vitamin B12 concentrations by a commercial radioimmunoassay kit. RESULTS:We found 29.1% of cases had tumors with at least one methylated gene promoter. In case-case comparison,we did not find a significant association between methylation in tumors and any single genotype. However,in comparison to controls with the CC genotype,an increased risk of tumor methylation was associated with the CT genotype(OR = 2.5;95% CI,1.1-5.6) . In case-case comparisons,folate/vitamin B12 levels were positively associated with tumor methylation. Adjusted odds ratios for tumor methylation in cases with high(above median) versus low(below median) serum folate/vitamin B12 levels were 4.9(95% CI,1.4-17.7) ,and 3.9(95% CI,1.1-13.9) ,respectively. The frequency of methylated tumors was significantly higher in high methyl donor than low methyl donor group,especially in those with MTHFR CT(P = 0.01) ,and CT/TT(P = 0.002) genotypes,but not in those with the CC genotype(P = 1.0) . CONCLUSION:We conclude that high concentrations of serum folate/vitamin B12 levels are associated with the risk of promoter methylation in tumor-specific genes,and this relationship is modified by MTHFR C677T genotypes. | Pooneh Mokarram Fakhraddin Naghibalhossaini Mehdi Saberi Firoozi Seyed Vahid Hosseini Ahmad Izadpanah Heshmetalah Salahi Seyed Ali Malek-Hosseini Abdoulrasool Talei Mehra Mojallal | 2008 | World Journal of Gastroenterology2008,14,23: | 5 |
| 3 | Comparison among Ocular Response Analyzer,Corvis ST and Goldmann applanation tonometry in healthy children显示文摘AIM: To explore the relationship between different parameters of Ocular Response Analyzer(ORA) and Corvis ST(CST) in a sample of healthy Iranian school-aged children and the relationship between parameters of these 2 instruments against intraocular pressure(IOP), measured by the Goldmann applanation tonometer(GAT-IOP), age and gender, and find possible correlation between ORA and CST with GAT.METHODS: This cross-sectional study included 90 healthy children. A general interview and complete eye examination were performed. Following successful GATIOP measurement, ORA and CST were conducted. The CST parameters were A 1/2 length(A1 L, A2 L), A 1/2 velocity(A1 V, A2 V), highest concavity deformation amplitude(HCDA), radius of curvature(Ro C), peak distance(PD), central corneal thickness(CCT) and IOP. The ORA parameters were corneal hysteresis(CH), corneal resistance factor(CRF), Goldmann-correlated IOP(IOP-G) and corneal compensated IOP(IOP-CC). Extracted data was analyzed using the Statistical Package for Social Science software.RESULTS: Totally 39 males with age of 9.08±1.60(6-12)y and 51 females with age of 8.96±1.55(6-13)y were included. Many CST parameters were significantly correlated with CH, CRF, IOP-G and IOP-CC. Some CST parameters had a significant correlation with GAT-IOP, including IOP-CST in both eyes and HCDA, A2 L, PD, and RoC in the left eye, but none with age, except A2 L in the right eye. The CRF measurement showed a significant correlation with GAT-IOP in both eyes and CH in the right eye, yet, none with age. Among all CST and ORA parameters, CCT-CST in both eyes and A1 L in right eye had a significant correlation with gender, although this was a negligible negative correlation. Comparison of mean IOP values by different devices showed a significantly highest IOP overestimation by CST and lowest by IOP-CC compared with GAT. Also, IOP-G versus IOP-CST significantly had the lowest IOP overestimation among others. Overall, either low positive correlation or negligible correlation was found between IOP measurements by 3 instruments.CONCLUSION: The study finds the highest IOP overestimation by CST and lowest by IOP-CC compared with GAT. Overall, either low positive correlation or negligible correlation is found between IOP measurements by the 3 instruments. | Ramin Salouti Ali agha Alishiri Reza Gharebaghi Mostafa Naderi Khosrow Jadidi Ahmad Shojaei-Baghini Mohammadreza Talebnejad Zahra Nasiri Seyedmorteza Hosseini Fatemeh Heidary | 2018 | International Journal of Ophthalmology(English edition)2018,11,8: | 4 |
| 4 | Use of amino silane coupling agent to improve physical and mechanical properties of UF-bonded wheat straw(Triticum aestivum L.) poplar wood particleboard显示文摘We evaluated the potential use of amino silane coupling agent(Si NH) to improve physical and mechanical properties of UF-bonded wheat straw(Triticum aestivum L.) poplar wood particleboard. We examined the effects of varied content of silane coupling agent content and ratios of straw to poplar wood particles on particleboard properties. The ratios of straw to poplar wood particles were100:0, 85:15, 70:30 and 55:45. Silane coupling agent content was tested at three levels, 0, 5 and 10 %. The experimental panels were tested for their mechanical strength, including modulus of elasticity(MOE), modulus of rupture(MOR), internal bonding(IB) and physical properties according to procedures specified in DIN 68763(Chipboard for special purposes in building construction:concepts, requirements, testing, 1982–03, 1982). All board properties were improved by the addition of silane coupling agent. The use of poplar wood particles had a positive effect on the mechanical properties of wheat straw particleboard but had a negative effect on physical properties(thickness swelling and water absorption). | Seyedeh Masoumeh Hafezi Aliakbar Enayati Kazem Doost Hosseini Asghar Tarmian Sayed Ahmad Mirshokraii | 2016 | Journal of Forestry Research2016,27,2: | 3 |
| 5 | Preparation, characterization, and antibacterial activity of γ-irradiated silver nanoparticles in aqueous gelatin显示文摘Colloidal silver nanoparticles (Ag-NPs) were obtained through γ-irradiation of aqueous solutions containing AgNO 3 and gelatin as a silver source and stabilizer, respectively. The absorbed dose of γ-irradiation influences the particle diameter of the Ag-NPs, as evidenced from surface plasmon resonance (SPR) and transmission electron microscopy (TEM) images. When the γ-irradiation dose was increased (from 2 to 50 kGy), the mean particle size was decreased continuously as a result of γ-induced Ag-NPs fragmentation. The antibacterial properties of the Ag-NPs were tested against Methicillinresistant Staphylococcus aureus (MRSA) (Gram-positive) and Pseudomonas aeruginosa (P.a) (Gram-negative) bacteria. This approach reveals that the γ-irradiation-mediated method is a promising simple route for synthesizing highly stable Ag-NPs in aqueous solutions with good antibacterial properties for different applications. | Majid Darroudi Mansor B. Ahmad Mohammad Hakimi Reza Zamiri Ali Khorsand Zak Hasan Ali Hosseini Mohsen Zargar | 2013 | International Journal of Minerals,Metallurgy and Materials2013,20,4: | 2 |
| 6 | Study of connection detailing on SMRF seismic behavior for unequal beam depths显示文摘 | Behrokh Hosseini Hashemi Roohollah Ahmad Jazany | 2012 | Construction Steel Research2012,68,1: | 1 |
| 7 | Pd and PdCo alloy nanoparticles supported on polypropylenimine dendrimer-grafted graphene: A highly efficient anodic catalyst for direct formic acid fuel cells显示文摘 | Hadi Hosseini Mojtaba Mahyari Akbar Bagheri Ahmad Shaabani | 2014 | Journal of Power Sources2014,,: | 1 |
| 8 | Immune responses against excreted/secreted antigens of Toxoplasma gondii tachyzoites in the murine model显示文摘 | Ahmad Daryani Ahmad Zavaran Hosseini Abdolhossein Dalimi | 2003 | Veterinary Parasitology2003,,2: | 1 |
| 9 | The effect of carbon nanotubes on the corrosion and tribological behavior of electroless Ni–P–CNT composite coating显示文摘 | Mostafa Alishahi Seyed Mahmoud Monirvaghefi Ahmad Saatchi Seyed Mehdi Hosseini | 2011 | Applied Surface Science2011,,7: | 1 |
| 10 | Cholestasis induced nephrotoxicity: The role of endogenous opioids显示文摘 | Armin Farajzadeh Deroee Behtash Ghazi Nezami Shahram Ejtemaei Mehr Rohollah Hosseini Amirali Hassanzadeh Salmasi Saman Shafaat Talab Issa Jahanzad Ahmad Reza Dehpour | 2010 | Life Sciences2010,,13: | 1 |
| 11 | 不同丁香提取物对戊四唑诱导的小鼠癫癎发作的影响(英文)显示文摘目的:研究不同丁香提取物对戊四唑引发小鼠癫癎的作用。方法:实验小鼠被随机分为生理盐水对照组、不同剂量(50、100、250及500mg/kg)丁香水提取物组、不同剂量(50、100、250及500mg/kg)丁香乙醇提取物组、不同剂量(50、100、250及500mg/kg)丁香三氯甲烷提取物组。给予戊四唑前60min为各组小鼠注射药物。记录并比较各组小鼠阵发性强直性抽搐潜伏期(generalized tonic-clonic seizure,GTCS)、最小阵发性痉挛潜伏期(minimal clonic seizure,MCS)及死亡率。结果:低、中、高三种剂量的丁香水提取物能有效延长MSC和GTCS的潜伏期(P<0.05)。50、100和250mg/kg的丁香乙醇提取物显著增加了小鼠MCS潜伏时间(P<0.05)。与盐水治疗组相比,惊厥小鼠模型经50、100、250和500mg/kg丁香的乙醇提取物治疗后,其GTCS的潜伏期显著高于盐水治疗组,但丁香的三氯甲烷提取物对惊厥小鼠的GTCS和MCS潜伏期没有显著的影响。结论:丁香乙醇和水提取物能抑制由戊四唑诱发的小鼠惊厥,但其确切的作用机制和有效的抗惊厥活性物质还有待进一步的研究。 | Mahmoud Hosseini Taha Jafarianheris Navid Seddighi Mohammad Parvaneh Ahmad Ghorbani Hamid Reza Sadeghnia Hassan Rakhshandeh | 2012 | 中西医结合学报2012,10,12: | 1 |
| 12 | Complete Moment Convergence for the Dependent Linear Processes with Random Coefficients显示文摘In this paper, we investigate the complete moment convergence for dependent linear processes with random coefficients to form Xt =∑j^∞=∞ Aj∈t-j,where {∈n, n ∈ Z} is a sequence of END stochastically dominated random variables and {An,n ∈ Z} is a sequence of random varibles. As applications, the convergence rate, Marcinkiewicz-Zvgmund strong law and strong law of large numbers for this linear process are established. | Seyed Mohammad HOSSEINI Ahmad NEZAKATI | 2019 | Acta Mathematica Sinica,English Series2019,35,8: | 1 |
| 13 | Diversolides A-G,guaianolides from the roots of Ferula diversivittata显示文摘 | Mehrdad Iranshahi Seyyed Tahmineh Hosseini Ahmad Reza Shahverdi | 2008 | Phytochemistry2008,69,: | 1 |
| 14 | Predation by Allothrombium?pulvinum on the spider mites Tetranychus?urticae and Amphitetranychus viennensis: Predation Rate, Prey Preference and Functional Response显示文摘 | Mojtaba Hosseini Bijan Hatami Alireza Saboori Hossein Allahyari Ahmad Ashouri | 2005 | Experimental and Applied Acarology (-)2005,,3: | 1 |
| 15 | Prevalence of HIV infection and the correlates among beggars in Tehran, Iran显示文摘 | Seyed Ahmad Seyed Alinaghi Abbas Ostad Taghi Zadeh Hossein Zaresefat Mehdi Hajizadeh Seyed Najmeddin Mohamadi Koosha Paydary Sahra Emamzadeh Fard Mostafa Hosseini | 2013 | Asian Pacific Journal of Tropical Disease2013,,1: | 1 |
| 16 | The effects of an oral care practice on incidence of pneumonia a- mong ventilator patients in ICUS of selected hospitals in Isfah- an,2010显示文摘 | Asqhar Khalifehzadeh Ahmad Parizade Abbas Hosseini | 2012 | Iran J Nurs Midwifery Res2012,17,3: | 1 |
| 17 | Spectralanalysis methods for vehicle interior vibro- acousticsidentification显示文摘 | MOHAMMAD HOSSEINI FOULADI MOHD JAILANIMOHD NOR AHMAD KAMAL ARIFFIN | 2009 | Mechanical Systems and SignalProcessing2009,23,2: | 1 |
| 18 | Evaluation of miR-21 and miR-150 expression in immune thrombocytopenic purpura pathogenesis: a case-control study显示文摘 | Elahe Khodadi Ali Amin Asnafi Javad Mohammadi-Asl Seyed Ahmad Hosseini Amal Saki Malehi Najmaldin Saki | 2017 | Frontiers in Biology2017,12,5: | 0 |
| 19 | Weibel Instability Growth Rate in Magnetized Plasmas with Quasi-Relativistic Distribution Function显示文摘The mechanism of the Weibel instability is investigated for dense magnetized plasmas. As we know, due to the electron velocity distribution, the Coulomb collision effect of electron-ion and the relativistic properties play an important role in such study. In this study an analytical expression for the growth rate and the condition of restricting the Weibel instability are derived for low-frequency limit. These calculations are done for the oscillation frequency dependence on the electron cyclotron frequency. It is shown that, the relativistic properties of the particle lead to increasing the growth rate of the instability. On the other hand the collision effects and background magnetic field try to decrease the growth rate by decreasing the temperature anisotropy and restricting the particles movement. | Sayed Ahmad Hosseini Mohammad Mahdavi | 2016 | Communications in Theoretical Physics2016,65,12: | 0 |
| 20 | Birds and poultries toxoplasmosis in Iran: A systematic review and meta-analysis显示文摘Objective: To evaluate the overall prevalence of Toxoplasma gondii infection among birds and poultries in Iran. Methods: Data were systematically collected from 1983 to 2016 in Iran on the following electronic databases: Pub Med, Google Scholar, Science Direct, Scopus, Web of Science, Magiran, Irandoc, Iran Medex, and Scientific Information Database. Additionally, the abstracts of national scientific congresses and dissertations were included. Results: A total of 20 articles in the field of birds and poultries toxoplasmosis, totally examining 4 563 cases with 754 positive results reporting the overall prevalence of infection from all parts of Iran could fulfill our eligibility criteria. The overall estimated prevalence included in chicken 20%(95% CI: 3% to 38%) in chicken, pigeons 8%(95% CI:-17% to 33%) and in sparrows 15%(95% CI:-25% to 54%). Conclusion: Although there is a lack in data about poultries and birds toxoplasmosis in Iran, our meta-analysis revealed that infection rate is high among birds and poultries in Iran. More studies are needed to manage controlling programs and prevention strategies among poultries in Iran. | Azar Shokri Mehdi Sharif Saeed Hosseini Teshnizi Shahabeddin Sarvi Mohammad-TaghiRahimi Azadeh Mizani Ehsan Ahmadpour Mahboobeh Montazeri Ahmad Daryani | 2017 | Asian Pacific Journal of Tropical Medicine2017,10,7: | 0 |