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Journal of Analysis and Testing 2024年第2期8卷 191-200页

作者： Siamak Kiani Shahvandi Mehrorang Ghaedi Hamid Ahmar Chemistry Department Yasouj UniversityYasouj75918-74831Iran Chemistry Department University of ZabolZabol98615-538Iran

In this work,a new liquid-phase microextraction method coupled with an electrochemical technique using a switchable solvent was proposed for the determination of *** extraction solvent used was dipropylamine(DPA),which exhibited switchable *** means that it can become miscible or immiscible when in contact with carboxylic acids in the aqueous *** metronidazole was then measured using a glassy carbon electrode that was modified with Au-multiwalled carbon nanotubes(MWCNTs).The eff ect of diff erent parameters such as the type and amount of trigger,the addition of salt,and the volume of extraction solvent on the e fficiency of switchable hydrophilic solvent-based liquid-phase microextraction(SHS-LPME)was investigated using the one-factor-at-a-time *** optimizing the conditions,the linear calibration curve was obtained in the concentration range of 0.005–250μmol/***,the limit of quantification(LOQ)of 0.005μmol/L and the limit of detection(LOD)of 0.0015μmol/L were obtained,respectively.

关键词： Switchable solvent Metronidazole Liquid-phase microextraction Electrochemical techniques

Effects of heat stress and long photoperiod on the prostate of rats

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Asian pacific Journal of Reproduction 2024年第4期13卷 187-196页

作者： Hamid Reza Ghaffari Javad Poursamimi Department of Basic Sciences School of MedicineZabol University of Medical SciencesZabolIran Department of Immunology Faculty of MedicineZabol University of Medical SciencesZabolIran

Objective:To examine light and heat effects on the morphological,histological,and micrometric structure of the prostate of ***:Thirty adult male rats were divided into three *** control group was kept under 20℃-22℃ and an artificial 12 h/12 h day/night cycle;the temperature group was under normal light and at(42±1)℃ heat for 4 to 5 h daily,and the light group was exposed to 8 h/16 h day/night cycle with 20℃-22℃.Rats were weighed five times(at the beginning of the study and every seven days).Five milliliters(mL)of their peripheral blood were *** tissue staining was performed using the hematoxylin-eosin(H&E)stain and periodic acid-Schiff(PAS).In the following,tissue and cellular reactions to the PAS were ***:Folds were located entirely on the surface of the anterior lobe and periphery of the other *** secretory units in the anterior lobe were more than the lateral lobe.A strong reaction of the secretory cells to the PAS was *** serum levels of the light group also significantly increased compared to the control group(P<0.05).The most histometric changes of the lobes were established in the lateral *** stress resulted in a significant decrease in testosterone levels and transformed prostate *** epithelium and parenchyma to scaffold ratio in the temperature group ***:Maximum and minimum changes in the ventral lobe happened under the ascent of temperature and light,*** ventral lobe in the study of prostatic hyperplasia should be more considered.

关键词： Prostate Heat stress Photoperiod Histology Testosterone Rat

Improved drought tolerance in Festuca ovina *** plant growth promoting bacteria

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Journal of Arid Land 2023年第6期15卷 740-755页

作者： Fateme RIGI Morteza SABERI Mahdieh EBRAHIMI Department of Range and Watershed Management Faculty of Water and SoilUniversity of ZabolZabol ***Iran

Numerous ecological factors influence a plant’s ability to live and grow,in which dryness is a substantial constraint on plant growth in arid and semi-arid *** response to a specific environmental stress,plants can use the most effective bacteria to support and facilitate their growth and ***,plant growth promoting rhizobacteria(PGPR)is widely used to reduce drought stress on plant *** this study,the effects of drought on Festuca ovina ***,growth,and nutrient absorption were investigated using PGPR in a factorial test with a completely random design under four water *** water content was kept at 100%FC(field capacity),70%FC(FC),50%FC,and 30%*** treatments were inoculated with Azotobacter vinelandii,Pantoea agglomerans+Pseudomonas putida,and a mixture of *** showed that the effects of drought stress were significantly reduced(P<0.05)when *** and ***+*** were used separately,however,the combined treatment of bio-fertilizers had a greater influence on seed germination than the single ***+*** under 30%FC condition resulted in higher increases in stem,root length,and plant dry *** highest uptake of nutrients was observed for the combined treatment of bio-fertilizers under 30%FC ***,the use of *** and ***+***,applied separately or combined,increased tolerance to drought stress in *** by increased germination indices,dry weight,stem length,and root *** of the beneficial effects of PGPR on the growth characteristics of plants under drought conditions and the reduction of negative effects of drought stress,inoculating *** seeds with Azotobacter and Pseudomonas is recommended to improve their growth and development characteristics under drought ***,as an affordable and environmentally friendly method,can improve the production of forage in water-stress rangelands.

关键词： bio-fertilizers element uptake drought stress rangeland water scarcity

Prevalence of depression and anxiety among children with type 1 and type 2 diabetes:a systematic review and meta-analysis

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World Journal of Pediatrics 2022年第1期18卷 16-26页

作者： Majidreza Akbarizadeh Mahin Naderi far Fereshteh Ghaljaei Associate Professor of Pediatric Infectious Disease Department of PediatricsSchool of MedicineZabol University of Medical SciencesZabolIran Assistant Professor of Nursing Department of PediatricsSchool of NursingZabol University of Medical SciencesZabolIran Associate Professor of Pediatric Nursing Department of Pediatric NursingSchool of Nursing and MidwiferyCommunity Nursing Research CenterZahedan University of Medical SciencesHesabi StZahedanIran

Background Evaluation of psychiatric disorders in children is essential in timely *** individual studies,there is no information on the exact status of psychiatric disorders in *** present study was conducted to determine the prevalence of depression among children with type 1 and type 2 *** This meta-analysis is registered with PROSPERO(CRD42021231491).Several databases(Web of Science,Scopus,and PubMed)were searched from January 1,2000 to December 15,*** key words included:depression,anxiety,children,and *** steps of search,comprising screening,risk of bias,and extraction of study data,were performed separately by two *** It was found that a total of 109 studies had been conducted involving 52,493 children with type 1 and type 2 *** studies were included in the present review *** prevalence of depression,anxiety among children with type 1 diabetes were 22.2%[95%confidence interval(CI)19.2–25.2],and 17.7%(95%CI 15.2–20.1),*** prevalence of depression was higher among girls(29.7%)than boys(19.7%).The prevalence of depression was higher in lower-middle-income countries at 29.3%(95%CI 18.6–40.0).The prevalence of depression among children with type 2 diabetes was 22.7%(95%CI 17.3–28.0).Conclusion The results of the present study indicate the importance of paying attention to extensive periodic screening and appropriate activities to reduce pediatric depression.

关键词： Anxiety Depression Diabetes Meta-analysis Pediatrics

Interactive effects of deficit irrigation and vermicompost on yield,quality,and irrigation water use efficiency of greenhouse cucumber

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Journal of Arid Land 2022年第11期14卷 1274-1292页

作者： Halimeh PIRI Amir NASERIN Ammar A ALBALASMEH Department of Water Engineering Faculty of College of Water and SoilUniversity of ZabolZabol ***Iran Department of Water Engineering Agricultural Sciences and Natural Resources University of KhuzestanMollasani ***Iran Department of Natural Resources and the Environment Faculty of AgricultureJordan University of Science and TechnologyIrbid 22110Jordan

Water scarcity is the most significant barrier to agricultural development in arid and semi-arid *** irrigation is an effective solution for managing agricultural water in these *** use of additives such as vermicompost(VC)to improve soil characteristics and increase yield is a popular *** this,there is still a lack of understanding of the interaction between irrigation water and VC on various *** study aimed to investigate the interaction effect of irrigation water and VC on greenhouse cucumber yield,yield components,quality,and irrigation water use efficiency(IWUE).The trials were done in a split-plot design in three replicates in a semi-arid region of southeastern Iran in 2018 and *** levels of VC in the experiments,i.e.,10(V_(1)),15(V_(2)),and 20 t/hm^(2)(V_(3)),and three levels of irrigation water,i.e.,50%(I_(1)),75%(I_(2)),and 100%(I_(3))of crop water requirement were *** results showed that the amount of irrigation water,VC,and their interaction significantly affected cucumber yield,yield components,quality,and IWUE in both *** the amount of irrigation water and VC application rates reduced the weight,diameter,length,and cucumber *** maximum yield(175 t/hm^(2))was recorded in full irrigation using 20 t/hm^(2)of VC,while the minimum yield(98 t/hm^(2))was found in I_(1)V_(1)*** maximum and minimum values of IWUE were recorded for I_(1)V_(3)and I_(3)V_(1)treatments as 36.07 and 19.93 kg/(m^(3)•hm^(2)),***,reducing irrigation amount decreased chlorophyll a and b,but increased vitamin ***,the maximum carbohydrate and protein contents were obtained in mild water-stressed conditions(I_(2)).Although adding VC positively influenced the value of quality traits,no significant difference was observed between V_(2)and V_(3)*** on the results,adding VC under full irrigation conditions leads to enhanced yield and ***,in the case of applying deficit ir

关键词： irrigation water use efficiency greenhouse size and weight of fruit soil amendment semi-arid region

Effects of Salinity and Potassium Application on Antioxidant Enzyme Activities and Physiological Parameters in Pearl Millet

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Agricultural Sciences in China 2011年第2期10卷 228-237页

作者： Mostafa Heidari Parisa Jamshidi Faculty of Agronomy and Plant Breeding Department University of Zabol Department of Agronomy University of Zabol

A plot culture experiment was conducted in a greenhouse at university of zabol,Iran,to study the effects of different salinity levels and potassium supply on pearl *** experiment was laid out in a completely randomized factorial design with three *** sulfate was used as the potassium *** rates of potassium treatments were 0,100,and 200 kg *** millet was subjected to different salinity levels（0,4,8,and 12 ds m-1） through addition of NaCl to irrigation *** showed that the increase in the salt concentration from control to 12 ds m-1 decreased grain yield（38.7%） of millet *** this study,we found a negative relationship between potassium and proline accumulation at vegetative（r2=-0.75＊＊） and reproductive stage（r2=-0.66＊＊） in millet *** stress remarkably elevated the activities of CAT and GPX antioxidant enzymes at vegetative and reproductive ***,potassium application had significant effect on grain yield and increased it about 10.6% at the highest salinity treatment（12 ds m-1）.Though,potassium treatment increased antioxidant activity in millet plants,it had no significant effect on proline content in *** treatment decreased potassium uptake but application potassium increased potassium content in leaves at two stages.

关键词： antioxidants enzymes ion content pearl millet potassium proline salinity

Developing a robust correlation for prediction of sweet and sour gas hydrate formation temperature

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Petroleum 2022年第2期8卷 204-209页

作者： Mohammad Mesbah Samaneh Habibnia Shahin Ahmadi Amir Hossein Saeedi Dehaghani Sareh Bayat Young Researchers and Elites Club Science and Research BranchIslamic Azad UniversityTehranIran Department of Chemical Engineering Sahand University of TechnologyTabrizIran Department of Environmental Health Engineering Faculty of Environment Health EngineeringZabol University of Medical SciencesZabolIran Department of Petroleum Engineering Faculty of Chemical EngineeringTarbiat Modares UniversityTehranIran Department of Environmental Health Engineering School of Public HealthHamedan University of Medical SciencesHamedanIran

There are numerous correlations and thermodynamic models for predicting the natural gas hydrate formation condition but still the lack of a simple and unifying general model that addresses a broad ranges of gas *** study was aimed to develop a user-friendly universal correlation based on hybrid group method of data handling(GMDH)for prediction of hydrate formation temperature of a wide range of natural gas mixtures including sweet and sour *** establish the hybrid GMDH,the total experimental data of 343 were obtained from open *** selection of input variables was based on the hydrate structure formed by each gas *** modeling resulted in a strong algorithm since the squared correlation coefficient(R2)and root mean square error(RMSE)were 0.9721 and 1.2152,*** comparison to some conventional correlation,this model represented not only the outstanding statistical parameters but also its absolute superiority over *** particular,the result was encouraging for sour gases concentrated at H2S to the extent that the model outstrips all available thermodynamic models and *** statistical approach was applied on datasets to the discovery of the defected and doubtful experimental data and suitability of the *** to this algorithm,approximately all the data points were in the proper range of the model and the proposed hybrid GMDH model was statistically reliable.

关键词： Hydrate formation temperature HFT Wide range of natural gas mixtures Unified correlation Group method of data handling GMDH Outlier detection

Determination of Chromium and Nickel in Water Samples by Zinc Oxide Nanoparticle-Chitosan:Equilibrium,Kinetic and Thermodynamic Studies

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Journal of Analysis and Testing 2018年第4期2卷 299-305页

作者： Mostafa Khajeh Tabandeh Karimi Nemch Department of Chemistry Faculty of ScienceUniversity of ZabolZabolIran

This study describes the preparation of zinc oxide nanoparticle-chitosan as a solid-phase adsorbent for separation and preconcentration of trace amount of chromium and nickel from environmental water samples and their determination by inductively coupled plasma optical emission *** factors including pH,amount of adsorbent,amount of 1-(2-pyridylazo)-2-naphthol,sample volume,eluent concentration and extraction time were investigated and *** equilibrium data according to the Freundlich’s and Langmuir models were *** results showed that the equi-librium data were well fitted with Langmuir isotherm *** best fit of adsorption kinetics was attained with a second-order *** the optimum conditions,the detection limits for chromium and nickel were 0.041 and 0.039μg L^(−1),respectively,and the relative standard deviations(RSD%)were 1.5%and 1.3%(n=10,c=50μg L^(−1))for chromium and nickel,*** procedure was then used for preconcentration and determination of target compounds from envi-ronmental water samples.

关键词： Chromium Nickel Zinc oxide nanoparticle-chitosan Solid-phase extraction Water samples

Measuring technical efficiency of potato production in Iran using robust data envelopment analysis

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Information Processing in Agriculture 2015年第1期2卷 6-14页

作者： Mostafa Mardani Mashallah Salarpour Department of Agricultural Economics Faculty of AgricultureUniversity of ZabolZabolIran

A non-parametric method of data envelopment analysis(DEA)was applied to analyze the technical and scale efficiency of potato production in 23 Iranian *** many real applications,inputs and outputs may be *** the present study,a robust DEA(RDEA)optimization framework was used to concentrate on DEA with uncertain *** method was based on six inputs(human labor rent,land rent,diesel and machinery rent,irrigation water cost,fertilizer cost,pesticide cost)and the single output of potato gross *** proposed DEA for 23 Iranian potato-producing provinces reveals that the average technical efficiency is 90%and scale efficiency is 97%.This suggests that inefficient provinces can potentially reduce their overall costs for potato production.A Monte Carlo simulation was used to compute the conformity of the rankings from the RDEA model with reality to illustrate the importance of varying the level of efficiency for different levels of conservatism.

关键词： Non-parametric method Robust optimization Monte Carlo simulation Cost of potato production

Fumigant and repellent properties of sesquiterpene-rich essential oil from Teucrium polium subsp,capitatum(L.)

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Asian Pacific Journal of Tropical Medicine 2014年第12期7卷 956-961页

作者： Abbas Khani Monireh Heydarian Department of Plant Protection Faculty of AgricultureUniversity of ZabolZabolIran

Objective:To test fumigant and repellent properties of sesquiterpene—rich essential oil from Teucrium polium ***(L.).Methods:The fumigant toxicity test was performed at(27±1)℃.(65± 5)%relative humidity,and under darkness condition and 24 h exposure *** chemical composition of the isolated oils was examined by gas chromatography—mass ***:The major compounds were α-cadiuol(46.2%),earyophyllene oxide(25.9%),α muurolol epi(8.1%),cadalene(3.7%) and longiverbenone(2.9%).In all cases,considerable differences in mortality of insect to essential oil vapor were observed in different concentrations and exposure *** maculatus(***)(LC_(50)=148.9μL/L air) was more susceptible to the tested plant product than Teucrium castaneum(***)(LC_(50)=360.2μL/L ain based on LC_(50)*** the present investigation,the concentration of 3μ L /mL acetone showed 60% and 52% repellency against *** and *** adults,***:The results suggests that sesquiterpene—rich essential oils from the tested plant could be used as a potential control agent for stored—product insects.

关键词： Callosobruchus maculatus Fumigant toxicit Gas chromatography-mass spectrometry Repellency Terpenoids Tribolium castaneum