Results 91 to 100 of about 11,229,041 (378)

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Influence of Mortar Rheology on Aggregate Settlement [PDF]

open access: yes, 2000
The influence of the rheology of fresh concrete on the settlement of aggregate is examined. Fresh concrete exhibits a yield stress that, under certain conditions, prevents the settlement of coarse aggregate, although its density is larger than that of ...
Gadala-Maria, Francis   +4 more
core   +1 more source

Kaluza-Klein Reduction of a Quadratic Curvature Model [PDF]

open access: yes, 2010
Palatini variational principle is implemented on a five dimensional quadratic curvature gravity model, rendering two sets of equations which can be interpreted as the field equations and the stress-energy tensor.
Baskal, S., Kuyrukcu, H.
core   +2 more sources

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Chewing gum and stress reduction [PDF]

open access: yesJournal of Clinical and Translational Research, 2016
The behavioral effects of chewing gum have been studied for over 80 years and much of the research has been concerned with increases in alertness and attention. Another line of research has addressed the issue of whether chewing gum reduces stress. This topic has been studied in the laboratory, in epidemiological studies and real-life interventions.The
openaire   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Sheared active fluids: thickening, thinning and vanishing viscosity [PDF]

open access: yes, 2010
We analyze the behavior of a suspension of active polar particles under shear. In the absence of external forces, orientationally ordered active particles are known to exhibit a transition to a state of non-uniform polarization and spontaneous flow. Such
Luca Giomi   +3 more
core   +3 more sources

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Ashwagandha and Its Role in Stress Reduction, Hormonal Balance, and Athletic Recovery: An Evidence-Based Review

open access: yesJournal of Education, Health and Sport
Introduction and Purpose: Ashwagandha (Withania somnifera) is a well-known adaptogenic herb used traditionally in Ayurvedic medicine. In recent years, it has attracted scientific interest for its potential to reduce stress, support hormonal balance, and
Weronika Ossowska   +2 more
doaj   +1 more source

Impact of water temperature and sodium chloride (NaCl) on stress indicators of hybrid catfish (Clarias gariepinus Burchell x C. macrocephalus Gunther) [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2011
This research was composed of 2 experiments. Short-term (1 day) and long-term (30 days) exposure were conductedin the laboratory. Each experiment had 2 temperature levels, high (Ht, 29.5 ± 0.5C) and low temperature (Lt, 19.5 ± 0.5C).Initial weight and ...
Weena Koeypudsa, Malinee Jongjareanjai
doaj  

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