Results 91 to 100 of about 1,559,255 (379)

A Method for Determining Blood Volume in Rats

open access: yesExperimental Biology and Medicine, 1937
Methods for determining the blood volume of small animals are available, but all have one of two objections: (1) they require so much blood as to affect the subsequent blood volume of the animal, or may even cause its death; (2) they require the laborious preparation of standards consisting of dye-containing serum in uniform capillary tubes.
J. H. Austin   +2 more
openaire   +2 more sources

Formate Excretion in Urine of Rats Fed Dimethylaminoazobenzene-rich Diets: The Possibility of Formate Formation from D-Lactate [PDF]

open access: yes, 2008
This experiment was carried out to evaluate the possibility of degradation of d-lactate into formate and acetaldehyde. In order to induce hyperproduction of d-lactate in rats.
Kawase, Michi   +2 more
core   +1 more source

Circulating tumor cells: advancing personalized therapy in small cell lung cancer patients

open access: yesMolecular Oncology, EarlyView.
Small cell lung cancer (SCLC) is an aggressive form of lung cancer that spreads rapidly to secondary sites such as the brain and liver. Cancer cells circulating in the blood, “circulating tumor cells” (CTCs), have demonstrated prognostic value in SCLC, and evaluating biomarkers on CTCs could guide treatment decisions such as for PARP inhibitors ...
Prajwol Shrestha   +6 more
wiley   +1 more source

Aspectos psicológicos en pacientes con policitemia relativa hipovolémicos y normovolémicos Psychological aspects in hypovolemic and normovolemic patients with relative polycythemia

open access: yesRevista Cubana de Hematología, Inmunología y Hemoterapia, 1999
En un grupo de 38 pacientes con policitemia relativa (PR) diagnosticados y atendidos en el IHI, se realizó un estudio retrospectivo de las características de personalidad y de elementos psicopatológicos a raíz de la nueva clasificación de PR normo e ...
Raúl Martínez Triana   +3 more
doaj  

Single-cell measurement of red blood cell oxygen affinity [PDF]

open access: yesarXiv, 2015
Oxygen is transported throughout the body by hemoglobin in red blood cells. While the oxygen affinity of blood is well understood and is routinely assessed in patients by pulse oximetry, variability at the single-cell level has not been previously measured.
arxiv  

Fractional-order Modeling of the Arterial Compliance: An Alternative Surrogate Measure of the Arterial Stiffness [PDF]

open access: yesarXiv, 2020
Recent studies have demonstrated the advantages of fractional-order calculus tools for probing the viscoelastic properties of collagenous tissue, characterizing the arterial blood flow and red cell membrane mechanics, and modeling the aortic valve cusp.
arxiv  

The use of invasive techniques, angiography and indicator dilution, for quantification of valvular regurgitations [PDF]

open access: yes, 2017
Angiographic techniques have been used for the quantification of mitral or aortic and rarely tricuspid regurgitation. Mitral or aortic regurgitant volume per beat and the regurgitation fraction (fao and fm, respectively) are obtained from the ...
Hess, O. M.   +3 more
core  

Postnatal maturation of the glomerular filtration rate in conventional growing piglets as potential juvenile animal model for preclinical pharmaceutical research [PDF]

open access: yes, 2017
Adequate animal models are required to study the preclinical pharmacokinetics (PK), pharmacodynamics (PD) and safety of drugs in the pediatric subpopulation.
Croubels, Siska   +8 more
core   +3 more sources

A comparative study of circulating tumor cell isolation and enumeration technologies in lung cancer

open access: yesMolecular Oncology, EarlyView.
Lung cancer cells were spiked into donor blood to evaluate the recovery rates of the following circulating tumor cell (CTC) enrichment technologies: CellMag™, EasySep™, RosetteSep™, Parsortix® PR1, and Parsortix® Prototype systems. Each method's advantages and disadvantages are described.
Volga M Saini   +11 more
wiley   +1 more source

Insights into diastolic function analyses using cardiac magnetic resonance imaging: impact of trabeculae and papillary muscles

open access: yesInsights into Imaging, 2021
Background This cardiovascular magnetic resonance (CMR) study investigates the impact of trabeculae and papillary muscles (TPM) on diastolic function parameters by differentiation of the time-volume curve.
Bjoern P. Schoennagel   +8 more
doaj   +1 more source

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