Results 101 to 110 of about 5,235,766 (308)

Signal processing methods for non-invasive respiration monitoring [PDF]

open access: yes, 2002
This thesis investigates the feasibility of using a set of non-invasive biomedical signals to monitor respiration. The signals of interest being the electrocardiogram (EGG), photoplethysmography (PPG) and impedance plethysmography (IP) signals.
Laura, Mason
core   +1 more source

Aging Is a Key Driver for Adult Acute Myeloid Leukemia

open access: yesAging and Cancer, EarlyView.
Acute myeloid leukemia (AML) is a classical age‐related hematologic malignancy, and a key driver of AML is aging, which profoundly regulates intrinsic factors such as genomic instability, epigenetic reprogramming, and metabolic dysregulation, and alters bone marrow microenvironment.
Rong Yin, Haojian Zhang
wiley   +1 more source

Heat death and the development of thermotolerance in the blow fly calliphora viicina: a study of flight muscle mitochondrial function [PDF]

open access: yes, 1996
The LD(_50) of 10-day-old blowflies differed significantly in two different stocks, and were found to be 38.12 ± 0.07ºC for the Durham stock and 40.8 ± 0.18ºC for the Cambridge stock.
El-Wadawi, Rukaya A.
core  

Risk Prediction Models for Recurrence After Curative Treatment of Early‐Stage or Locally Advanced Lung Cancer: A Systematic Review

open access: yesAging and Cancer, EarlyView.
This systematic review synthesizes prognostic models for survival and recurrence in resected non‐small cell lung cancer. While many models demonstrate moderate to good discrimination, few are externally validated and reporting quality is variable, limiting clinical applicability and highlighting the need for robust, transparent model development ...
Evangeline Samuel   +4 more
wiley   +1 more source

Respirometry kinetics of phenol oxidation by Comamonas testosteroni Pb50 under various conditions of nutritional stress

open access: yesBrazilian Archives of Biology and Technology, 2010
Kinetics of phenol biodegradation using suspended biomass of Comamonas testosteroni Pb50 (monoculture) was measured under conditions of nutrient abundance, limitation, and prolonged cell starvation in a fed-batch reactor, with phenol being the sole ...
Jan Paca   +8 more
doaj   +1 more source

An electron microscope study of liver cell in carbon tetrachloride intoxication, significance of "opaque area" [PDF]

open access: yes, 1961
Electron microscope study on the rat liver cells of carbon tetrachloride poisoning has been reported. Observations have been made on the osmic fixed tissue sections obtained from the liver at early stages of poisoning, 5 to 22 hours after carbon ...
Seno, Satimaru, Haba, Kyoichi
core   +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

Mitochondrial dynamics and respiration within cells with increased open pore cytoskeletal meshes

open access: yesBiology Open, 2017
The cytoskeletal architecture directly affects the morphology, motility, and tensional homeostasis of the cell. In addition, the cytoskeleton is important for mitosis, intracellular traffic, organelle motility, and even cellular respiration.
David H. Jang   +4 more
doaj   +1 more source

Electron Transfer Coupled to Conformational Dynamics in Cell Respiration. [PDF]

open access: yesFront Mol Biosci, 2021
Reidelbach M   +4 more
europepmc   +1 more source

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