Results 51 to 60 of about 103,155 (374)

A Stochastic Analysis of Autoregulation of Gene Expression

open access: yes, 2016
This paper analyzes, in the context of a prokaryotic cell, the stochastic variability of the number of proteins when there is a control of gene expression by an autoregulation scheme.
Dessalles, Renaud   +2 more
core   +3 more sources

Cerebral Autoregulation–Guided Optimal Blood Pressure in Sepsis-Associated Encephalopathy: A Case Series

open access: yesJournal of Intensive Care Medicine, 2020
Background: Impaired cerebral autoregulation and cerebral hypoperfusion may play a critical role in the high morbidity and mortality in patients with sepsis-associated encephalopathy (SAE).
Kathryn Rosenblatt   +6 more
semanticscholar   +1 more source

N‐Terminal Pro Brain, N‐Terminal Pro Atrial Natriuretic Peptides, and Dynamic Cerebral Autoregulation

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2020
Background Elevated natriuretic peptides (NP) are associated with adverse cerebrovascular conditions including stroke, cerebral small vessel disease, and dementia. However, the mechanisms underlying these associations remain unclear.
Simin Mahinrad   +4 more
doaj   +1 more source

Experience with clinical cerebral autoregulation testing in children hospitalized with traumatic brain injury: Translating research to bedside

open access: yesFrontiers in Pediatrics, 2023
ObjectiveTo report our institutional experience with implementing a clinical cerebral autoregulation testing order set with protocol in children hospitalized with traumatic brain injury (TBI).MethodsAfter IRB approval, we examined clinical use, patient ...
Thitikan Kunapaisal   +13 more
doaj   +1 more source

Cerebral vasoreactivity in response to a headof-bed position change is altered in patients with moderate and severe obstructive sleep apnea [PDF]

open access: yes, 2018
Obstructive sleep apnea (OSA) can impair cerebral vasoreactivity and is associated with an increased risk of cerebrovascular disease. Unfortunately, an easy-to-use, non-invasive, portable monitor of cerebral vasoreactivity does not exist. Therefore, we
Blanco, Igor   +9 more
core   +4 more sources

TTC5 mediates autoregulation of tubulin via mRNA degradation

open access: yesScience, 2019
Mechanism of tubulin autoregulation Cells tightly control the abundance of key housekeeping factors, such as ribosomes and chaperones, to maintain them at optimal levels needed for homeostasis.
Zhewang Lin   +6 more
semanticscholar   +1 more source

Transcriptional autoregulation in development [PDF]

open access: yesCurrent Biology, 2009
The authors would like to thank Peter Harte and Mark Ptashne for helpful and stimulating comments on the manuscript. Our lab's research is supported by grants from the NIH and NSF. The UNC Developmental Biology NIH training grant provided support to J.C.P.
Crews, Stephen T., Pearson, Joseph C.
openaire   +2 more sources

Under-dominance constrains the evolution of negative autoregulation in diploids [PDF]

open access: yes, 2013
Regulatory networks have evolved to allow gene expression to rapidly track changes in the environment as well as to buffer perturbations and maintain cellular homeostasis in the absence of change.
Pomiankowski, A   +3 more
core  

Dissociation of Cerebral Blood Flow and Femoral Artery Blood Pressure Pulsatility After Cardiac Arrest and Resuscitation in a Rodent Model: Implications for Neurological Recovery. [PDF]

open access: yes, 2020
Background Impaired neurological function affects 85% to 90% of cardiac arrest (CA) survivors. Pulsatile blood flow may play an important role in neurological recovery after CA.
Akbari, Yama   +6 more
core   +1 more source

Renal pericytes: regulators of medullary blood flow [PDF]

open access: yes, 2012
Regulation of medullary blood flow (MBF) is essential in maintaining normal kidney function. Blood flow to the medulla is supplied by the descending vasa recta (DVR), which arise from the efferent arterioles of juxtamedullary glomeruli.
Agmon Y.   +27 more
core   +1 more source

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