Results 21 to 30 of about 16,739,739 (312)

Effect of Different Types of Face Masks on the Ventilatory and Cardiovascular Response to Maximal-Intensity Exercise

open access: yesBiology, 2021
The development of new models of face masks makes it necessary to compare their impact on exercise. Therefore, the aim of this work was to compare the cardiopulmonary response to a maximal incremental test, perceived ventilation, exertion, and comfort ...
Miguel A. Rojo-Tirado   +8 more
doaj   +1 more source

The impact of the human DNA topoisomerase II C-terminal domain on activity [PDF]

open access: yes, 2008
Background Type II DNA topoisomerases (topos) are essential enzymes needed for the resolution of topological problems that occur during DNA metabolic processes.
West, K.L.   +11 more
core   +2 more sources

The Phases of the Development of Mental Actions [PDF]

open access: yes, 2020
This lecture introduces the Study of the Development of Human Mental Activity. Galperin argues that to plan an action, it is necessary to create an image of an action.
Irina Engeness, Engeness, Irina
core   +1 more source

Annual rhythms in adults’ lifestyle and health (ARIA): protocol for a 12-month longitudinal study examining temporal patterns in weight, activity, diet, and wellbeing in Australian adults

open access: yesBMC Public Health, 2021
Background Almost one in three Australian adults are now obese, and the rate continues to rise. The causes of obesity are multifaceted and include environmental, cultural and lifestyle factors. Emerging evidence suggests there may be temporal patterns in
Rachel G. Curtis   +9 more
doaj   +1 more source

The relationship between frequency content and representational dynamics in the decoding of neurophysiological data

open access: yesNeuroImage, 2022
Decoding of high temporal resolution, stimulus-evoked neurophysiological data is increasingly used to test theories about how the brain processes information.
Cameron Higgins   +4 more
doaj   +1 more source

Sphingosylphosphorylcholine is an activator of transglutaminase activity in human keratinocytes [PDF]

open access: yesJournal of Lipid Research, 2001
We characterize functional roles of a newly discovered chemical, sphingosylphosphorylcholine (SPC), in the epidermis by elucidating the biological effect of SPC on human keratinocytes in culture. The intracellular calcium level of human keratinocytes was increased by incubation with SPC, but not with sphingosine (SS) or sphingomyelin (SM). The addition
Kazuhiko Higuchi   +6 more
openaire   +3 more sources

The Development of Mental Actions and the Orienting Basis of Actions [PDF]

open access: yes, 2020
This lecture introduces the Study of the Development of Human Mental Activity. Galperin argues that to plan an action, it is necessary to create an image of an action.
Irina Engeness, Engeness, Irina
core   +1 more source

Self-affirmation promotes physical activity [PDF]

open access: yes, 2014
The present study tests whether a self-affirmation intervention (i.e., requiring an individual to focus on a valued aspect of their self-concept, such as honesty) can increase physical activity and change theory of planned behavior (TPB) variables linked
Richard Cooke (6016)   +8 more
core   +1 more source

There is no correlation between c-Myc mRNA expression and telomerase activity in human breast cancer [PDF]

open access: yes, 2004
Background Telomerase is a ribonucleoprotein enzyme that synthesises telomeres after cell division and maintains chromosomal length and stability thus leading to cellular immortalisation.
Kefah Mokbel   +5 more
core   +1 more source

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