Results 51 to 60 of about 1,173,942 (316)

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Cerebral blood volume and oxygen supply uniformly increase following various intrathoracic pressure strains

open access: yesScientific Reports, 2017
Intrathoracic pressure (ITP) swings challenge many physiological systems. The responses of cerebral hemodynamics to different ITP swings are still less well-known due to the complexity of cerebral circulation and methodological limitation.
Zhongxing Zhang   +6 more
doaj   +1 more source

How to interpret the results of a sleep study [PDF]

open access: yesJournal of Community Hospital Internal Medicine Perspectives, 2014
With an increased level of awareness of sleep disorders among the public, there has been an increase in requests for sleep studies, and consequently, more referrals made to sleep specialists by primary care physicians and other health care providers ...
Deepak Shrivastava   +4 more
doaj   +1 more source

Inhibition of cyclin‐dependent kinases 12/13 using CT7439 as a treatment for colorectal cancer with CDK12 upregulation

open access: yesMolecular Oncology, EarlyView.
The proposed mechanism of action for the CDK12/13 inhibitor and cyclin K degrader, CT7439. CDK12/13 inhibition interrupts transcription elongation, leading to increased DNA damage that results in cell death. This agent is a potentially novel treatment option for patients with colorectal cancer. Created in BioRender. Cyclin‐dependent kinase (CDK) 12 and
Wylie K. Watlington   +10 more
wiley   +1 more source

Dynamic carbon footprint trade-off between carbonation curing, mineral carbonation and natural carbon uptake in concrete blocks

open access: yesEnvironmental Research Letters
Concrete accounts for approximately 7% of global anthropogenic CO $ _2$ emissions, nearly two-thirds of which are hard-to-abate limestone calcination emissions that are partially offset through natural carbonation. This study presents a dynamic cradle-to-
Maziar Javadpour   +2 more
doaj   +1 more source

Near-infrared spectroscopy (NIRS) as a useful tool to evaluate the treatment efficacy of positive airways pressure therapy in patients with obstructive sleep apnea syndrome (OSAS): A pilot study [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2014
In obstructive sleep apnea syndrome (OSA) the periodic reduction or cessation of breathing due to narrowing or occlusion of the upper airway during sleep leads to an impaired cerebral vascular autoregulation that is associated with an increased ...
Zhongxing Zhang   +4 more
doaj   +1 more source

To sleep, or not to sleep – that is the question, for polysomnography [PDF]

open access: yesBreathe, 2017
Have we reached the point where respiratory polygraphy can replace polysomnography in the assessment of OSAS? http://ow.ly/UxCU30bNopq.
Corlateanu, Alexandru   +4 more
openaire   +3 more sources

Bridging the gap: a genetically validated avian chorioallantoic membrane platform for investigation of spontaneous circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
We established the avian chorioallantoic membrane (CAM) assay as a scalable in vivo model for studying circulating tumor cells (CTCs). Human gastrointestinal tumors spontaneously released genetically validated CTCs that were detected across multiple platforms, demonstrating that the CAM model provides an accessible tool for investigating early cancer ...
Dennis Roth   +17 more
wiley   +1 more source

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

Effects of maternal separation on baseline sleep and cold stress-induced sleep rebound in adult Wistar rats

open access: yes, 2004
Study Objectives: To evaluate the influence of early life environments on basal and cold stress-induced sleep patterns in rats.Design: The design was a 3 (Groups [control, early handling, maternal separation]) x 2 (Situations [basal, poststress]) x 11 ...
Sergio Tufik   +5 more
core   +1 more source

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