Results 1 to 10 of about 1,631,520 (274)

Dynamical compensation in physiological circuits

open access: yesMolecular Systems Biology, 2016
Biological systems can maintain constant steady‐state output despite variation in biochemical parameters, a property known as exact adaptation. Exact adaptation is achieved using integral feedback, an engineering strategy that ensures that the output of ...
Omer Karin   +4 more
doaj   +4 more sources

Anatomical and Physiological Considerations in Vestibular Dysfunction and Compensation [PDF]

open access: yesSeminars in Hearing, 2009
Sensory information from the vestibular, visual, and somatosensory/proprioceptive systems are integrated in the brain in complex ways to produce a final motor output to muscle groups for maintaining gaze, head and body posture, and controlling static and dynamic balance.
Sherri M Jones, Timothy Jones
exaly   +3 more sources

Physiological Adaptation Buffers Personality‐Linked Psychopathology Under High‐Altitude Hypoxia [PDF]

open access: yesBrain and Behavior
Purpose High‐altitude hypoxia imposes persistent physiological stress that may influence psychological health. While personality traits such as neuroticism are known predictors of psychological symptom burden, little is known about whether physiological ...
Yuan Li   +5 more
doaj   +2 more sources

Response to Nitrogen Deficiency and Compensation on Physiological Characteristics, Yield Formation, and Nitrogen Utilization of Rice

open access: yesFrontiers in Plant Science, 2018
Based on the theory of ecological crop nutrient deficiency and compensation effect, the nitrogen (N) deficiency at tillering stage and N compensation at young panicle differentiation stage in rice (Oryza sativa L.) was selected to study.
Qiangqiang Xiong   +4 more
doaj   +3 more sources

Limited Physiological Compensation in Response to an Acute Microclimate Change in a Malagasy Bat

open access: yesFrontiers in Ecology and Evolution, 2022
Rapid environmental changes are challenging for endothermic species because they have direct and immediate impacts on their physiology by affecting microclimate and fundamental resource availability.
Stephanie Reher   +4 more
doaj   +3 more sources

Pulsatile Physiological Control of Blood Pump-Cardiovascular System Based on Feedforward Compensation

open access: yesMicromachines
Rotary Blood Pump (RBP) is a commonly used ventricular assist device. However, the constant speed operation of the blood pump leads to a reduction of blood flow pulsatility, which triggers a series of adverse reactions.
Yanjun Bao   +3 more
doaj   +3 more sources

Effects of sodium chloride on circadian period and temperature compensation of KaiC phosphorylation [PDF]

open access: yesScientific Reports
The circadian clock is an internal timekeeping system that generates ~ 24-h cycles in physiology and behavior, maintaining a remarkably consistent period across physiological conditions and temperature1.
Eugene Kim   +3 more
doaj   +2 more sources

Physiological noise compensation in gradient-echo myelin water imaging

open access: yesNeuroImage, 2015
In MRI, physiological noise which originates from cardiac and respiratory functions can induce substantial errors in detecting small signals in the brain. In this work, we explored the effects of the physiological noise and their compensation methods in gradient-echo myelin water imaging (GRE-MWI).
Dong-Hyun Kim, Jongho Lee, Yoonho Nam
exaly   +4 more sources

Timing of cotyledon post-emergence damage drives physiological compensation and resource allocation in oak seedling establishment [PDF]

open access: yesBMC Plant Biology
Background Cotyledons serve dual roles as nutrient reserves and physical protectors during early seedling establishment. However, they are vulnerable to diverse granivorous and environmental stressors.
Qiang Li   +5 more
doaj   +2 more sources

The divergent impacts of digital engagement on depression: a longitudinal study of competitive resource mechanisms [PDF]

open access: yesFrontiers in Public Health
Digital engagement has become an important factor influencing mental health, yet the complex effects of different usage patterns still require deeper clarification. This study distinguishes digital engagement into instrumental-oriented digital engagement
Jidong Hu, Lei Liu, Yang Zou
doaj   +2 more sources

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