Results 61 to 70 of about 98,823 (379)

Eggshell geochemistry reveals ancestral metabolic thermoregulation in Dinosauria

open access: yesScience Advances, 2020
All major groups of Mesozoic dinosaurs exhibited metabolically mediated thermoregulation based on clumped isotopes in eggshells. Studying the origin of avian thermoregulation is complicated by a lack of reliable methods for measuring body temperatures in
Robin R. Dawson   +5 more
semanticscholar   +1 more source

Electrical Microneedles for Wound Treatment

open access: yesAdvanced Science, EarlyView.
A review on state‐of‐art research concerning electrical microneedles applied for wound treatment is presented. After a comprehensive analysis of mechanisms of electrical stimulation on wound healing, the derived three types of electrical microneedles are clarified and summarized. Further, their applications in wound healing are highlighted.
Yu Wang   +6 more
wiley   +1 more source

In silico evaluation of the thermal stress induced by MRI switched gradient fields in patients with metallic hip implant [PDF]

open access: yes, 2019
This work focuses on the in silico evaluation of the energy deposed by MRI switched gradient fields in bulk metallic implants and the consequent temperature increase in the surrounding tissues. An original computational strategy, based on the subdivision
Arduino, Alessandro   +4 more
core   +1 more source

Amino Acid‐Sensing Neurons in the Anterior Piriform Cortex Control Brown Adipose Tissue Thermogenesis

open access: yesAdvanced Science, EarlyView.
This study identifies a class of amino acid‐sensing neurons, APCCRH neurons, which regulate BAT thermogenesis. Leucine deficiency alters intrinsic excitability through GCN2 signaling pathway, activating APCCRH neurons, which in turn regulate BAT thermogenesis via projections to the lateral hypothalamus.
Peixiang Luo   +15 more
wiley   +1 more source

How effectively do European skinks thermoregulate? Evidence from Chalcides ocellatus, a common but overlooked Mediterranean lizard

open access: yesActa Herpetologica, 2018
Effective thermoregulation is of vital importance since body temperature affects virtually all physiological and biochemical processes. Yet, our current knowledge in reptilian thermoregulation is largely based on a few, well-studied taxonomic groups ...
Grigoris Kapsalas   +6 more
doaj   +1 more source

Why is there no impact of the host species on the cold tolerance of a generalist parasitoid? [PDF]

open access: yes, 2017
For generalist parasitoids such as those belonging to the Genus Aphidius, the choice of host species can have profound implications for the emerging parasitoid. Host species is known to affect a variety of life history traits.
Alford, Lucy   +4 more
core   +2 more sources

Bio‐Inspired Strategy for Radiation‐Based Thermal Management and Utilization

open access: yesAdvanced Science, EarlyView.
Biological organisms have evolved remarkable strategies to manage and exploit thermal radiation. This review explores bio‐inspired systems that mimic these adaptations—such as radiative cooling, thermal regulation, thermal insulation, water harvesting, infrared camouflage, and infrared detection—and highlights their application in thermal management ...
Hyung Rae Kim   +5 more
wiley   +1 more source

Pediatric Thermoregulation: Considerations in the Face of Global Climate Change

open access: yesNutrients, 2019
Predicted global climate change, including rising average temperatures, increasing airborne pollution, and ultraviolet radiation exposure, presents multiple environmental stressors contributing to increased morbidity and mortality.
Caroline J Smith
semanticscholar   +1 more source

Wireless Soft Athlete Bioelectronics for Monitoring Carbon Dioxide Ventilation and Physiological Performance

open access: yesAdvanced Science, EarlyView.
A wireless soft athlete bioelectronic system offers a real‐time continuous monitoring of various physiological signals and metabolites during exercise. Abstract Wearable devices have become essential tools for monitoring athletes' health and performance.
Tae Woog Kang   +12 more
wiley   +1 more source

The circadian system alters thermoregulation depending on the time of day and feeding condition [PDF]

open access: yes, 2009
The circadian rhythm of body temperature (Tb) is a well-known phenomenon. However, it is unknown how the circadian system affects thermoregulation. Food deprivation in mice induces a greater reduction of Tb particularly in the light phase.
Kei Nagashima, Ken Tokizawa, Yuki Uchida
core   +1 more source

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