Results 41 to 50 of about 2,013,460 (313)

Developing the Family Businesses: the Global Experience [PDF]

open access: yesBìznes Inform, 2019
The article is aimed at analyzing the global experience in the organization and development of family businesses in the modern economic environment. The global experience in the development of family businesses is considered.
Chobitok Viktoriia I.
doaj   +1 more source

Male sexually coercive behaviour drives increased swimming efficiency in female guppies [PDF]

open access: yes, 2015
Sexual coercion of females by males is widespread across sexually reproducing species. It stems from a conflict of interest over reproduction and exerts selective pressure on both sexes.
Croft, Darren P.   +3 more
core   +2 more sources

Galanin (1-15) enhances the behavioral effects of fluoxetine in the forced swimming test: a new therapeutic strategy against depression [PDF]

open access: yes, 2017
The selective serotonergic (5- HT) reuptake inhibitors, including Fluoxetine (FLX), are the most commonly used for treatment of major depression. However, the understanding of the mechanism of action of FLX beyond its effect of elevating 5-HT is limited.
Borroto-Escuela, Dasiel O.   +9 more
core   +2 more sources

SARS-CoV-2, a Threat to Marine Mammals? A Study from Italian Seawaters

open access: yesAnimals, 2021
Zoonotically transmitted coronaviruses were responsible for Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2), causing the dramatic Coronavirus Disease-2019 (CoViD-19) pandemic, which affected public health, the economy, and society on a ...
Tania Audino   +11 more
doaj   +1 more source

Analysis of null sets (zero catch) made by the Mexican tuna purse seine fleet (2000–2013)

open access: yesCiencias Marinas, 2015
The world tuna fishing fleet is dominated by purse seine boats. Purse seine sets are sometimes unsuccessful in capturing fish; these unsuccessful attempts are known as null sets.
Michel J Dreyfus-León   +2 more
doaj   +1 more source

Fish swimming in schools save energy regardless of their spatial position [PDF]

open access: yes, 2014
For animals, being a member of a group provides various advantages, such as reduced vulnerability to predators, increased foraging opportunities and reduced energetic costs of locomotion. In moving groups such as fish schools, there are benefits of group
Domenici, Paolo   +5 more
core   +4 more sources

Effect of plyometric training on swimming block start performance in adolescents [PDF]

open access: yes, 2009
This study aimed to identify the effect of plyometric training (PT), when added to habitual training (HT) regimes, on swim start performance. After the completion of a baseline competitive swim start, 22 adolescent swimmers were randomly assigned to ...
  +10 more
core   +1 more source

Feasibility study of an integrated air source heat pump water heater/chillers and exhaust gas boiler heating system for swimming pool on luxury cruise ship

open access: yesEnergy Reports, 2022
As an important recreational water facility on cruise ships, swimming pool brings remarkable energy demand due to the requirement of comfort. In order to reduce the energy consumption during the operation of the swimming pool, this study proposes a ...
Yicong Xu, Zhiwei Guo, Chengqing Yuan
doaj  

Swimming by spinning: spinning-top type rotations regularize sperm swimming into persistently symmetric paths in 3D [PDF]

open access: yesarXiv, 2023
Sperm modulate their flagellar symmetry to navigate through complex physico-chemical environments and achieve reproductive function. Yet it remains elusive how sperm swim forwards despite the inherent asymmetry of several components that constitutes the flagellar engine.
arxiv  

Swimming speeds of filaments in nonlinearly viscoelastic fluids [PDF]

open access: yesPhysics of Fluids 21, 033102 (2009), 2010
Many microorganisms swim through gels and non-Newtonian fluids in their natural environments. In this paper, we focus on microorganisms which use flagella for propulsion. We address how swimming velocities are affected in nonlinearly viscoelastic fluids by examining the problem of an infinitely long cylinder with arbitrary beating motion in the Oldroyd-
arxiv   +1 more source

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