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28 Results Found

  • Article
  • Open Access
32 Citations
3,908 Views
19 Pages

Streptococcus thermophiles DMST-H2 Promotes Recovery in Mice with Antibiotic-Associated Diarrhea

  • Jin-Shuang Hu,
  • Yan-Yan Huang,
  • Jia-Hua Kuang,
  • Jia-Jia Yu,
  • Qin-Yu Zhou and
  • Dong-Mei Liu

Antibiotic-associated diarrhea (AAD) is the most common side effect of antibiotics and is routinely treated with probiotics in clinical. Streptococcus thermophiles, extensively utilized for producing dairy foods, has recently been regarded as a new p...

  • Article
  • Open Access
724 Views
19 Pages

Experimental and Dynamic Modeling of a Variable-Pitch VAWT Using a Neural Network and the DMST Model

  • Luz M. Sanchez-Rivera,
  • Jorge Díaz-Salgado,
  • Oliver M. Huerta-Chávez and
  • Jesús García-Barrera

13 October 2025

The mathematical modeling and experimental validation of a non-conventional vertical-axis wind turbine (VAWT) with a variable-pitch angle are presented, employing the Double-Multiple Streamtube (DMST) method to simulate aerodynamic performance. The a...

  • Article
  • Open Access
7 Citations
3,714 Views
15 Pages

20 January 2022

This study aimed to synthesize maltitol using recombinant CGTase from Bacillus circulans A11 with β-cyclodextrin (β-CD) and sorbitol as a glucosyl donor and acceptor, respectively, and assess its antibacterial activity. Optimal conditions f...

  • Article
  • Open Access
4 Citations
2,560 Views
18 Pages

19 August 2025

This study investigates the aerodynamic performance of vertical axis wind turbines (VAWTs), focusing on a novel dual-airfoil morphing mechanism for H-type Darrieus turbines. By leveraging the aerodynamic benefits of two distinct airfoil profiles, the...

  • Article
  • Open Access
11 Citations
6,330 Views
26 Pages

Double-Multiple Streamtube Analysis of a Flexible Vertical Axis Wind Turbine

  • Lalit Roy,
  • Kellis Kincaid,
  • Roohany Mahmud and
  • David W. MacPhee

13 March 2021

Vertical-axis wind turbines (VAWTs) have drawn increased attention for off-grid and off-shore power generation due to inherent advantages over the more popular horizontal-axis wind turbines (HAWTs). Among these advantages are generator locale, omni-d...

  • Article
  • Open Access
21 Citations
6,424 Views
14 Pages

24 February 2022

The use of wind energy can be traced back thousands of years to many ancient times. Among the tools used for converting wind energy was the vertical-axis wind turbine (vawt). Investigating the performance of this type of turbine is an interesting top...

  • Article
  • Open Access
40 Citations
7,712 Views
23 Pages

Variable Pitch Approach for Performance Improving of Straight-Bladed VAWT at Rated Tip Speed Ratio

  • Zhenzhou Zhao,
  • Ruixin Wang,
  • Wenzhong Shen,
  • Tongguang Wang,
  • Bofeng Xu,
  • Yuan Zheng and
  • Siyue Qian

11 June 2018

This paper presents a new variable pitch (VP) approach to increase the peak power coefficient of the straight-bladed vertical-axis wind turbine (VAWT), by widening the azimuthal angle band of the blade with the highest aerodynamic torque, instead of...

  • Feature Paper
  • Article
  • Open Access
13 Citations
5,095 Views
30 Pages

24 June 2021

Low order models based on the Blade Element Momentum (BEM) theory exhibit modeling issues in the performance prediction of Vertical Axis Wind Turbines (VAWT) compared to Computational Fluid Dynamics, despite the widespread engineering practice of suc...

  • Article
  • Open Access
11 Citations
3,291 Views
23 Pages

verA Gene is Involved in the Step to Make the Xanthone Structure of Demethylsterigmatocystin in Aflatoxin Biosynthesis

  • Hongmei Zeng,
  • Jingjing Cai,
  • Hidemi Hatabayashi,
  • Hiroyuki Nakagawa,
  • Hiromitsu Nakajima and
  • Kimiko Yabe

2 September 2020

In the biosynthesis of aflatoxin, verA, ver-1, ordB, and hypA genes of the aflatoxin gene cluster are involved in the pathway from versicolorin A (VA) to demethylsterigmatocystin (DMST). We herein isolated each disruptant of these four genes to deter...

  • Article
  • Open Access
3 Citations
4,010 Views
20 Pages

Team Approaches to Addressing Sex Trafficking of Minors: Promising Practices for a Collaborative Model

  • Andrea Nichols,
  • Sarah Slutsker,
  • Melissa Oberstaedt and
  • Kourtney Gilbert

11 March 2023

The extant research literature is lacking in its focus on community-based responses (CBRs) to sex trafficking involving minors in the juvenile justice system. To address this research gap, the present study draws from 35 interviews with social servic...

  • Article
  • Open Access
5 Citations
9,506 Views
14 Pages

Inequalities in US Child Protection: The Case of Sex Trafficked Youth

  • Lisa Werkmeister Rozas,
  • Jason Ostrander and
  • Megan Feely

13 August 2018

This article demonstrates how structural social work theory and critical consciousness development can be used to help facilitate a transition from a deficit model approach to an inequities perspective in a child welfare system that was working to im...

  • Article
  • Open Access
720 Views
20 Pages

14 August 2025

Accurate prediction of effluent quality indicators is essential for ensuring stable operation and regulatory compliance in wastewater treatment plants. However, the inherent spatial distribution and temporal fluctuations of wastewater processes prese...

  • Article
  • Open Access
9 Citations
3,202 Views
17 Pages

Performance Enhancement of H-Type Darrieus VAWT Using a Hybrid Method of Blade Pitch Angle Regulation

  • Mahmood Abduljabbar Hammad,
  • Abdelgadir Mohamed Mahmoud,
  • Ahmed M. Abdelrhman and
  • Shamsul Sarip

15 August 2024

Blade pitch angle regulation is an effective approach to enhance the performance of H-type Darrieus Vertical Axis Wind Turbines (VAWTs). Improving the blade interaction with the wind for this type of rotor is a challenging task, especially in unstead...

  • Article
  • Open Access
688 Views
24 Pages

Numerical Analysis of a Vertical Axis Wind Turbine with Racetrack Trajectory

  • Sixiong Ge,
  • Yan Yan,
  • Zhecheng Lou,
  • Jie Xu,
  • Zhehao Sheng and
  • Jiahuan Cui

17 November 2025

This study presents a comprehensive numerical and theoretical analysis comparing the aerodynamic performance of a racetrack trajectory vertical axis wind turbine with a baseline VAWT. The racetrack trajectory comprises two parallel straight segments...

  • Article
  • Open Access
67 Citations
9,005 Views
17 Pages

Gamma-aminobutyric acid (GABA), the inhibitory neurotransmitter, can be naturally synthesized by a group of lactic acid bacteria (LAB) which is commonly found in rich carbohydrate materials such as fruits and fermented foods. Thirty-six isolates of G...

  • Article
  • Open Access
4 Citations
1,942 Views
22 Pages

Genomic Characterization and Safety Evaluation of Enterococcus lactis RB10 Isolated from Goat Feces

  • Nattarika Chaichana,
  • Sirikan Suwannasin,
  • Jirasa Boonsan,
  • Thunchanok Yaikhan,
  • Chollachai Klaysubun,
  • Kamonnut Singkhamanan,
  • Monwadee Wonglapsuwan,
  • Rattanaruji Pomwised,
  • Siriwimon Konglue and
  • Komwit Surachat
  • + 2 authors

Background: The genus Enterococcus includes a diverse group of bacteria that are commonly found in the gastrointestinal tracts of humans and animals, as well as in various environmental habitats. Methods: In this study, Enterococcus lactis RB10, isol...

  • Proceeding Paper
  • Open Access
1 Citations
2,306 Views
5 Pages

Aerodynamic Design of a Small-Scale Model of a Vertical Axis Wind Turbine

  • Andrés Meana-Fernández,
  • Jesús Manuel Fernández Oro,
  • Katia María Argüelles Díaz,
  • Mónica Galdo-Vega and
  • Sandra Velarde-Suárez

1 November 2018

Wind tunnel testing of small-scale models is one of the most useful techniques to predict the performance of real-scale applications. In this work, the aerodynamic design and the construction of a small-scale model of a straight-bladed vertical axis...

  • Article
  • Open Access
18 Citations
5,916 Views
17 Pages

Culturable Bacterial Community on Leaves of Assam Tea (Camellia sinensis var. assamica) in Thailand and Human Probiotic Potential of Isolated Bacillus spp.

  • Patthanasak Rungsirivanich,
  • Witsanu Supandee,
  • Wirapong Futui,
  • Vipanee Chumsai-Na-Ayudhya,
  • Chaowarin Yodsombat and
  • Narumol Thongwai

Assam tea plants (Camellia sinensis var. assamica) or Miang are found in plantations and forests of Northern Thailand. Leaf fermentation has been performed for centuries, but little information is available about their associated microbial community....

  • Article
  • Open Access
2 Citations
3,502 Views
13 Pages

Anti-Salmonella Activity of a Novel Peptide, KGGDLGLFEPTL, Derived from Egg Yolk Hydrolysate

  • Thippawan Pimchan,
  • Fu Tian,
  • Kanjana Thumanu,
  • Sureelak Rodtong and
  • Jirawat Yongsawatdigul

The present study aimed to characterize the mode of action of a novel antimicrobial peptide isolated from egg yolk hydrolysate. The EYHp6, KGGDLGLFEPTL, exhibited inhibition against Salmonella enterica serovar Typhimurium TISTR 292 and S. enterica se...

  • Article
  • Open Access
8 Citations
2,829 Views
17 Pages

Molecular Insights into the Mode of Action of Antibacterial Peptides Derived from Chicken Plasma Hydrolysates

  • Fu Tian,
  • Sureelak Rodtong,
  • Kanjana Thumanu,
  • Yanling Hua,
  • Sittiruk Roytrakul and
  • Jirawat Yongsawatdigul

9 November 2022

Due to the overuse and abuse of antibiotics, several antibiotic resistant bacteria have emerged. Antimicrobial peptides (AMPs) have gained attention as alternative antimicrobial agents because of their unique mode of action that impedes bacterial res...

  • Article
  • Open Access
10 Citations
7,414 Views
18 Pages

Aerodynamic Simulations for Floating Darrieus-Type Wind Turbines with Three-Stage Rotors

  • Mohamed Amine Dabachi,
  • Abdellatif Rahmouni,
  • Eugen Rusu and
  • Otmane Bouksour

Growing energy demand is causing a significant decrease in the world’s hydrocarbon stock in addition to the pollution of our ecosystem. Based on this observation, the search for alternative sorts of energy to fossil fuels is being increasingly...

  • Article
  • Open Access
1,373 Views
21 Pages

Enhanced Antibacterial and Anti-Inflammatory Activities of the Combination of Cannabis sativa and Propolis Extracts: An In Vitro Study

  • Naruemon Perstwong,
  • Wongsakorn Phongsopitanun,
  • Visarut Buranasudja and
  • Sornkanok Vimolmangkang

19 November 2025

Sore throat, commonly associated with pharyngitis and tonsillitis, is primarily caused by bacterial pathogens. Conventional therapies rely on antibiotics and anti-inflammatory drugs; however, concerns about adverse effects, antibiotic resistance, and...

  • Article
  • Open Access
9 Citations
3,501 Views
24 Pages

9 August 2022

The wide use of energy-efficient district heating systems allows for decreased atmospheric pollution resulting from lower emissions. One of the ways to increase the efficiency of existing district heating systems, and a key element of new systems usi...

  • Article
  • Open Access
7 Citations
4,381 Views
18 Pages

Actinomycins from Soil-Inhabiting Streptomyces as Sources of Antibacterial Pigments for Silk Dyeing

  • Tananya Nuanjohn,
  • Nungruthai Suphrom,
  • Nareeluk Nakaew,
  • Wasu Pathom-Aree,
  • Nattha Pensupa,
  • Apiradee Siangsuepchart,
  • Bernard Dell and
  • Juangjun Jumpathong

8 August 2023

Actinobacteria produce a broad spectrum of bioactive substances that are used in the pharmaceutical, agricultural, and biotechnology industries. This study investigates the production of bioactive substances in Streptomyces, isolated from soil under...

  • Article
  • Open Access
810 Views
28 Pages

2 November 2025

Background/Objectives: Streptococcus suis is a zoonotic pathogen that causes infections in pigs and humans, leading to significant economic losses. S. suis can evade the immune system of hosts and induce persistent infections. Early detection and vac...

  • Article
  • Open Access
19 Citations
15,305 Views
14 Pages

Anti-Aging, Anti-Acne, and Cytotoxic Activities of Houttuynia cordata Extracts and Phytochemicals Analysis by LC-MS/MS

  • Santi Phosri,
  • Kanokwan Kiattisin,
  • Aekkhaluck Intharuksa,
  • Raveeporn Janon,
  • Tanat Na Nongkhai and
  • Tinnakorn Theansungnoen

7 December 2022

Although many biological properties of Houttuynia cordata have been found, its anti-aging and anti-acne effects have not yet been investigated. This study was aimed to evaluate the in vitro anti-aging and anti-acne activities of H. cordata extracts a...

  • Article
  • Open Access
5 Citations
6,232 Views
21 Pages

In Vitro Cytotoxicity and Antimicrobial Activity against Acne-Causing Bacteria and Phytochemical Analysis of Galangal (Alpinia galanga) and Bitter Ginger (Zingiber zerumbet) Extracts

  • Tanat Na Nongkhai,
  • Sarah E. Maddocks,
  • Santi Phosri,
  • Sarita Sangthong,
  • Punyawatt Pintathong,
  • Phanuphong Chaiwut,
  • Kasemsiri Chandarajoti,
  • Lutfun Nahar,
  • Satyajit D. Sarker and
  • Tinnakorn Theansungnoen

10 October 2024

Galangal (Alpinia galanga (L.) Willd) and bitter ginger (Zingiber zerumbet (L.) Roscoe) are aromatic rhizomatous plants that are typically used for culinary purposes. These rhizomatous plants have many biological properties and the potential to be be...

  • Review
  • Open Access
2 Citations
3,211 Views
29 Pages

A Comparative Review of Vertical Axis Wind Turbine Designs: Savonius Rotor vs. Darrieus Rotor

  • Alina Fazylova,
  • Kuanysh Alipbayev,
  • Alisher Aden,
  • Fariza Oraz,
  • Teodor Iliev and
  • Ivaylo Stoyanov

This paper reviews and analyzes three types of vertical-axis wind rotors: the classic Savonius, spiral Savonius, and Darrieus designs. Using numerical modeling methods, including computational fluid dynamics (CFD), their aerodynamic characteristics,...