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Showing 20 of 149 academic articles

Reservoir ecological operation considering outflow variations across different time scales

Yibo Wang, Pan Liu, Ming Dou, He Li et al. • Ecological Indicators (2021)

The regulation of reservoirs contributes huge socioeconomic benefits to society at the expense of inducing adverse effects on downstream ecosystems. The reservoir average outflow (such as monthly) can be out of the ecological flow range whi...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ecolind.2021.107582

Porang (Amorphophallus oncophyllus) tuber extract improved the histopathological features of diabetic rat (Rattus norvegicus) testicles

Dwi Puspa Sukma Viranda, Rochmah Kurnijasanti, Kadek Rachmawati, Iwan Sahrial Hamid et al. • Ovozoa: Journal of Animal Reproduction (2024)

This study aims to determine the effect of porang (Amorphophallus oncophyllus) tuber extract on the histopathological features of the testicle of alloxan induced rats (Rattus norvegicus). Thirty male rats were randomly divided into six grou...

DOAJ Open Access (DOAJ) DOI: 10.20473/ovz.v13i1.2024.47-57

Motivation and context of concurrent stimulant and opioid use among persons who use drugs in the rural United States: a multi-site qualitative inquiry

R. J. Fredericksen, R. Baker, A. Sibley, A. T. Estadt et al. • Harm Reduction Journal (2024)

Abstract Background In recent years, stimulant use has increased among persons who use opioids in the rural U.S., leading to high rates of overdose and death. We sought to understand motivations and contexts for stimulant use among persons ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12954-024-00986-z

Fitness-based models and pairwise comparison models of evolutionary games are typically different—even in unstructured populations

Bin Wu, Benedikt Bauer, Tobias Galla, Arne Traulsen • New Journal of Physics (2015)

The modeling of evolutionary game dynamics in finite populations requires microscopic processes that determine how strategies spread. The exact details of these processes are often chosen without much further consideration. Different types ...

DOAJ Open Access (DOAJ) DOI: 10.1088/1367-2630/17/2/023043

Provoking Discomfort

Andreas Ring • Columbia Social Work Review (2019)

Triggered by differing responses of Columbia University School of Social Work students to a recent hate crime at neighboring Teachers College, this paper explores evidence that parts of the student body may, through lacking awareness of its...

DOAJ Open Access (DOAJ)

Discriminative efficacy and comparative analysis of functional performance tests for lower-limb injuries in Chinese elite female basketball athletes: a pilot cross-sectional study

Lu Zhang, Xingjian Xiong, Muxi Zhang, Enming Zhang • BMC Musculoskeletal Disorders (2025)

Abstract Background Elite female basketball players experience a high incidence of lower-limb injuries, yet evidence remains limited regarding the applicability of common functional performance tests in this population. This study aimed (1)...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12891-025-09398-x

A native parasitic plant and soil microorganisms facilitate a native plant co‐occurrence with an invasive plant

Junmin Li, Ayub M. O. Oduor, Feihai Yu, Ming Dong • Ecology and Evolution (2019)

Abstract Invasive plants often interact with antagonists that include native parasitic plants and pathogenic soil microbes, which may reduce fitness of the invaders. However, to date, most of the studies on the ecological consequences of an...

DOAJ Open Access (DOAJ) DOI: 10.1002/ece3.5407

When spectators feel ashamed: vicarious shame and behavioral responses to in-group misconduct

Lei Ren, Hong Ma, Xiaoli Zong • Frontiers in Psychology (2026)

IntroductionIn the context of sport spectatorship, spectators may experience feelings of vicarious shame when witnessing their in-group members' misconduct, which can significantly impact their behavioral responses. Despite growing interest...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpsyg.2026.1834709 PMC: PMC13562235

Impact of Linear vs. Change-of-Direction HIIT on Aerobic Power in Female Football Players

Besnik Morina, Grgur Višić, Davorin Antonić, Matej Babić et al. • Annals of Applied Sport Science (2025)

Background. Coaches predominantly utilize linear training protocols to enhance the aerobic power of football players. However, there is limited data on the effects of change of direction (COD) protocols on aerobic power in football. Objecti...

DOAJ Open Access (DOAJ)

A time-motion study of the COVID-19 vaccination process in an urban primary health center of Odisha, India

G. Alekhya, Prajna Paramita Giri, Arjun M.C., Binod Kumar Behera et al. • Human Vaccines & Immunotherapeutics (2022)

Vaccination is a critical tool in protecting against COVID-19. It is essential to know the time for each activity in a COVID-19 vaccination process for better management, especially during a pandemic. Thus, we conducted a time-motion study ...

DOAJ Open Access (DOAJ) DOI: 10.1080/21645515.2022.2073759

Comparison of Vitamin B1 (Thiamin hydrochloride) Level in Brown Rice (Oryza nivara S.D.Sharma & Shastry) and Cooked Brown Rice by Alkalimetry Methods

Emerita Dyah Ayu Purwita Sari, Hendra Budiman, Anita Agustina Styawan, Choiril Hana Mustofa • Journal of Food and Pharmaceutical Sciences (2025)

Brown rice (Oryza nivara S.D.Sharma & Shastry) is a rice variety that belongs to the Graminae family. Brown rice contains vitamins A, B, C, Zn and B complex. Vitamin B1 is one type of vitamin that is not stable. Its stability is influenced ...

DOAJ Open Access (DOAJ) DOI: 10.22146/jfps.17037

Impact of using virtual and concrete manipulatives on students’ learning of fractions

Nabil Kamal Al Farra, Shashidhar Belbase, Hassan Tairab, Ahmad Qablan et al. • Cogent Education (2024)

Fraction is considered one of the main topics in mathematics in the early years. Many students struggle to progress in fractions in the classrooms and on exams. Teaching strategies are among the most important factors affecting student lear...

DOAJ Open Access (DOAJ) DOI: 10.1080/2331186X.2024.2379712

Weight-loss strategies of South African female university students and comparison of weight management-related characteristics between dieters and non-dieters

Marjanne Senekal, Gabrielle L. Lasker, Lindsay van Velden, Ria Laubscher et al. • BMC Public Health (2016)

Abstract Background Female university students are at risk for weight gain and use of inappropriate weight-loss strategies. By gaining a greater understanding of the weight-loss strategies used by and weight management related characteristi...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12889-016-3576-x

Adaptation of SIVmac to baboon primary cells results in complete absence of in vivo baboon infectivity

Veronica Obregon-Perko, Amanda Mannino, Jason T. Ladner, Vida Hodara et al. • Frontiers in Cellular and Infection Microbiology (2024)

While simian immunodeficiency virus (SIV) infection is non-pathogenic in naturally infected African nonhuman primate hosts, experimental or accidental infection in rhesus macaques often leads to AIDS. Baboons, widely distributed throughout ...

DOAJ Open Access (DOAJ) DOI: 10.3389/fcimb.2024.1408245

A cluster randomised school-based lifestyle intervention programme for the prevention of childhood obesity and related early cardiovascular disease (JuvenTUM 3)

Haller Bernhard, Lammel Christoph, Hanssen Henner, Siegrist Monika et al. • BMC Public Health (2011)

Abstract Background Childhood obesity is not only associated with adult obesity but also with increased risk of adult onset of type 2 diabetes and subsequent coronary heart disease. The potential effects of school-based health intervention ...

DOAJ Open Access (DOAJ) DOI: 10.1186/1471-2458-11-258

Survival Strategy of an Emerging State beyond Warfare: Diplomatic Practices in Ilorin Emirate, Central Nigeria in the Nineteenth Century

Oladimeji Alabi • Transcultural Journal of Humanities and Social Sciences (2023)

The use of diplomacy as a statecraft was visible in precolonial Africa. It was primarily concerned with relations among states to achieve mutually beneficial agreements. Diplomacy in precolonial Africa included trade treaties, protection, s...

DOAJ Open Access (DOAJ) DOI: 10.21608/tjhss.2023.322448

The spatial allocation of population: a review of large-scale gridded population data products and their fitness for use

S. Leyk, S. Leyk, A. E. Gaughan, A. E. Gaughan et al. • Earth System Science Data (2019)

Population data represent an essential component in studies focusing on human–nature interrelationships, disaster risk assessment and environmental health. Several recent efforts have produced global- and continental-extent gridded populati...

DOAJ Open Access (DOAJ) DOI: 10.5194/essd-11-1385-2019

Social Support, Social Participation, and Life Accomplishment of Older Adult Residents of Assisted Living Facilities and Their Adjoining Communities

Christopher Olusanjo Akosile PhD, Chisom Onyekwuluje BMR, Ukamaka Gloria Mgbeojedo PhD, Emmanuel Chiebuka Okoye PhD et al. • Gerontology and Geriatric Medicine (2023)

Objectives: To assess and compare levels of social support (SS), social participation (SP) and life accomplishment (LA) among older adults in some assisted-living facilities (ALFs) and their community-dwelling (CD) peers. Methods: One hundr...

DOAJ Open Access (DOAJ) DOI: 10.1177/23337214231218797