Volume 30 (2019)
Volume 29 (2018)
Volume 28 (2017)
Volume 27 (2016)
Volume 26 (2015)
Volume 25 (2014)
Volume 24 (2013)
Volume 23 (2012)
Volume 22 (2011)
Volume 21 (2010)
Volume 20 (2009)
Volume 19 (2008)
Volume 18 (2007)
Volume 17 (2006)
Volume 16 (2005)
Volume 15 (2004)
Volume 14 (2003)
Volume 13 (2002)
Volume 12 (2001)
Volume 11 (2000)
Volume 10 (1999)
Volume 9 (1998)
Volume 8 (1997)
Volume 7 (1996)
Volume 6 (1995)
Volume 5 (1994)
Volume 4 (1993)
Volume 3 (1992)
Volume 2 (1991)
Volume 1 (1990)
Volume 1 (1989)
1. Evaluation of the Effects of Iron Oxide Nanoparticles on Expression of TEM Type Beta-Lactamase Genes in Pseudomonas Aeruginosa

Mina Lotfpour; Kumarss Amini

Volume 31, Issue 2 , Spring 2020, Pages 105-111

http://dx.doi.org/10.22059/jsciences.2020.289682.1007450

Abstract
  Pseudomonas aeruginosa is a common cause of surgical-site infections and healthcare-associated infections in the bloodstream, and urinary tract. Iron oxide nanoparticles (IONPs) have shown, to possess antibacterial features. The nanoparticles' status as emerging therapeutic elements has motivated investigators ...  Read More

2. Epithelial-Mesenchymal Transition and Inflammation in Head and Neck Squamous Cell Carcinoma

Habib Sadeghi Rad; Abbas Shakoori Garakani; Ghodratolah Panahi; Saman Mehrabi; Mohammad reza Noori daloii

Volume 31, Issue 2 , Spring 2020, Pages 113-119

http://dx.doi.org/10.22059/jsciences.2020.295886.1007482

Abstract
  Head and neck squamous cell carcinoma (HNSCC) represents a large majority of cancers arising from the head and neck, especially the oral cavity. Despite advances in therapy, the five-year survival rate remains low due to the number of patients presenting advanced stages of the disease. The role of epithelial-mesenchymal ...  Read More

3. Molecular Interaction Studies of Ammonium Dihydrogen Phosphate in the Aqueous Solutions of Mono, Di and Triprotic Acids – An Ultrasonic Study

S Prabagaran; S Venkatesan; J Udayaseelan; M Aravinthraj

Volume 31, Issue 2 , Spring 2020, Pages 121-126

http://dx.doi.org/10.22059/jsciences.2020.280203.1007400

Abstract
  Aqueous solutions of mono, di, and triprotic acids were prepared with different molar percentages (say 10%, 20% and 30%). ammonium dihydrogen phosphate is gradually introduced in the aqueous solutions at different concentrations varied from 0.1M to 0.6M at 303K. Densities, viscosities, and velocity of ...  Read More

4. Investigation of Catalytic Activity of Pillared-layer Ni (II) Metal-Organic Framework Derived NiO Nanoparticles for Aromatization of Hantzsch 1,4-Dihydropyridines

Zeinab Asgharpour; Faezeh Farzaneh

Volume 31, Issue 2 , Spring 2020, Pages 127-135

http://dx.doi.org/10.22059/jsciences.2020.291546.1007461

Abstract
  The pillared-layer metal-organic framework of Ni2(BTEC)(bipy)3.3DMF.2H2O  (BTEC = 1,2,4,5-benzenetetracarboxylate; bipy = 4,4́-bipydine; DMF =N,Ń-dimethylformamide) was prepared, characterized and used as a precursor for preparation of NiO nanoparticles. The morphology and structure of NiO nanoparticles ...  Read More

5. DFT Study and NBO Analysis of Conformation Properties of 2,5,5-Trimethyl-1,3,2-Dioxaphosphinane 2-Selenide and Their Dithia and Diselena Analogous

Nasrin Masnabadi

Volume 31, Issue 2 , Spring 2020, Pages 137-146

http://dx.doi.org/10.22059/jsciences.2020.289819.1007453

Abstract
  The hybrid density functional theory (B3LYP) and ab initio molecular orbital (HF) based methods and Natural Bond Orbital (NBO) interpretation were used to analyze the conformational behaviors of 2,5,5-trimethyl-1,3,2-dioxaphosphinane 2-selenide (compound 1), 2,5,5-trimethyl-1,3,2-dithiaphosphinane 2-selenide ...  Read More

6. Synthesis and in vitro Anti-Bacterial Activity of 2-(5-Nitro-2-heteroaryl)-1,3,4-Thiadiazole Derivatives

M. Yazdanian; B Zihayat; MH Moshafi; A Khodadadi; A Peimani; A Shamsaddini; M Nourhashemi; Alireza Foroumadi

Volume 31, Issue 2 , Spring 2020, Pages 147-153

http://dx.doi.org/10.22059/jsciences.2020.283309.1007419

Abstract
  A new series of 2-(5-nitro-2-heteroaryl)-1,3,4-thiadiazole derivatives, including nitro furan, nitro thiophene and nitro imidazole, were synthesized and screened in vitro for their inhibitory activity against eight bacterial strains. The results showed that most of the synthesized compounds were active ...  Read More

7. Early Silurian (Llandovery) Trilobite fauna from

Hamed Ameri

Volume 31, Issue 2 , Spring 2020, Pages 155-164

http://dx.doi.org/10.22059/jsciences.2020.275984.1007374

Abstract
  The aim of this study is to analyze the assemblage of trilobites in the Silurian sequences of Iran by exploring stratigraphic section of the Silurian Niur Formation (Asadli section).  Based on comprehensive field studies and laboratory investigations three Trilobite genera were identified in the ...  Read More

8. A Classification Method for E-mail Spam Using a Hybrid Approach for Feature Selection Optimization

Zeinab Hassani; vahid Hajihashemi; Keivan Borna; Iman Sahraei Dehmajnoonie

Volume 31, Issue 2 , Spring 2020, Pages 165-173

http://dx.doi.org/10.22059/jsciences.2020.288729.1007444

Abstract
  Spam is an unwanted email that is harmful to communications around the world. Spam leads to a growing problem in a personal email, so it would be essential to detect it. Machine learning is very useful to solve this problem as it shows good results in order to learn all the requisite patterns for classification ...  Read More

9. Use of Two Smoothing Parameters in Penalized Spline Estimator for Bi-variate Predictor Non-parametric Regression Model

Anna Islamiyati

Volume 31, Issue 2 , Spring 2020, Pages 175-183

http://dx.doi.org/10.22059/jsciences.2020.286949.1007435

Abstract
  Penalized spline criteria involve the function of goodness of fit and penalty, which in the penalty function contains smoothing parameters. It serves to control the smoothness of the curve that works simultaneously with point knots and spline degree. The regression function with two predictors in the ...  Read More