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🔍 p. kumar 📂 Physics 📄 Peer-Reviewed
Showing 132 results for "p. kumar" in Physics · Peer-Reviewed
Physics Peer-Reviewed PDF DOI

Aerosol boxes decrease aerosol exposure only in depressurized rooms during aerosol-generating procedures in a simulation study.

Wataru Sakai, Gen Hasegawa, Tomohiro Chaki, Shunsuke Tachibana, Michiaki Yamakage · 2021

The aim of this study was to compare aerosol exposure with or without an aerosol box in a pressurized/depressurized room during aerosol-generating procedures using an experimental model. Cake flour (a…

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Physics Peer-Reviewed PDF DOI

Distinct Regulation of U-ACE2 and P-ACE2 (Urinary and Plasma Angiotensin-Converting Enzyme 2) in a Japanese General Population.

Masato Furuhashi, Akiko Sakai, Marenao Tanaka, Yukimura Higashiura, Kazuma Mori, Masayuki Koyama, Hirofumi Ohnishi, Shigeyuki Saitoh, Kazuaki Shimamoto · 2021

[Figure: see text].…

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Physics Peer-Reviewed PDF DOI

Germ-Free Mice Under Two-Layer Textiles Are Fully Protected From Bacteria in Sprayed Microdroplets: A Functional Test Method of Facemask/Filtration Materials.

Alex Rodriguez-Palacios, Mathew Conger, Fabio Cominelli · 2020

Several studies have measured the effectiveness of masks at retaining particles of various sizes in vitro . To identify a functional in vivo model, herein we used germ-free (GF) mice to test the effec…

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Physics Peer-Reviewed PDF DOI

Pharmacokinetic study on piroxicam at the steady-state in elderly subjects and younger adults after administration of piroxicam beta-cyclodextrin.

 · 1970

The age effect on the kinetics of piroxicam at the steady-state after oral administration of piroxicam beta-cyclodextrin was evaluated. The mean plasma concentration of piroxicam at the steady-state w…

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Physics Peer-Reviewed PDF DOI

Intense exercise stimulates albumin synthesis in the upright posture.

 · 1970

We tested the hypothesis that an elevation in albumin synthetic rate contributes to increased plasma albumin content during exercise-induced hypervolemia. Albumin synthetic rate was measured in seven …

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Physics Peer-Reviewed PDF DOI

Ability of four different techniques of measuring bone mass to diagnose vertebral fractures in postmenopausal women.

 · 1970

Since bone mass has been shown to be an important determining factor of fractures in vitro, we undertook a study to evaluate whether bone mass measurements could separate postmenopausal women with ver…

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Physics Peer-Reviewed PDF DOI

Novel colorimetric method overcoming phosphorus interference during trace arsenic analysis in soil solution.

 · 1970

A sensitive (method detection limit, 2.0 microg As L(-1)) colorimetric determination of trace As(v) and As(iii) concentrations in the presence of soluble phosphorus (P) concentrations in soil/water ex…

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Physics Peer-Reviewed PDF DOI

Molecular structure and vibrational analysis of 3-Ethylpyridine using ab initio HF and density functional theory (B3LYP) calculations.

 · 1970

The FT-Raman and FT-IR spectra for 3-Ethylpyridine (3-EP) have been recorded in the region 4000-100 cm(-1) and compared with the harmonic vibrational frequencies calculated using HF/DFT (B3LYP) method…

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Physics Peer-Reviewed PDF DOI

Macromolecule absorption and cortisol secretion in newborn calves derived from in vitro produced embryos.

 · 1970

Earlier reports indicate that calves derived from in vitro produced (IVP) embryos are more susceptible to neonatal disease than calves produced after artificial insemination (AI) or natural mating. Th…

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Physics Peer-Reviewed PDF DOI

Osmotic regulation of vasopressin and renin in spontaneously hypertensive rats.

 · 1970

Abnormalities in the vasopressin and renin systems have been reported in spontaneously hypertensive rats (SHR). Therefore, studies were performed to evaluate the responsiveness of these systems to cha…

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Physics Peer-Reviewed PDF DOI

Sodium sensitivity in human subjects. Hemodynamic and hormonal correlates.

 · 1970

To investigate factors associated with sodium sensitivity, 157 subjects were studied while receiving 10 and 200 mEq sodium diets. Measurements included blood pressure (BP), forearm vascular resistance…

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Physics Peer-Reviewed PDF DOI

A dark-field light scattering platform for real-time monitoring of the erosion of microparticles by Co2+.

 · 1970

Monitoring chemical reactions using tools of analytical chemistry is crucial for understanding the mechanisms of these reactions. In this study, leaf-like poly(p-phenylenediamine) (PpPD) microparticle…

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Physics Peer-Reviewed PDF DOI

Acoustics of a standing wave tank for studying the hearing capacity of fish.

 · 1970

In a standing wave tank responses of fish to sound stimuli used to investigate the hearing capacity of fish may perhaps be affected by unintended stimulation of the lateral line. Uniform oscillatory w…

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Physics Peer-Reviewed PDF DOI

Creatinine assays: time for action?

 · 1970

BACKGROUND: Major differences in creatinine results between different laboratories and apparent inaccuracies when using commercial lyophilized standards were noted. In order to assess the variation an…

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Physics Peer-Reviewed PDF DOI

Effect of hyperinsulinaemia on the function of the pituitary-adrenal axis in healthy man.

 · 1970

OBJECTIVE: Circulating insulin levels in themselves have been reported to influence the counter-regulatory hormone response to hypoglycaemia in man. The effect of insulin on a specific aspect of this …

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Physics Peer-Reviewed PDF DOI

Parental history of diabetes modifies the association between abdominal adiposity and hyperglycemia.

 · 1970

OBJECTIVE: To examine whether the association between abdominal obesity and hyperglycemia differs according to the presence of a parental history of diabetes.RESEARCH DESIGN AND METHODS: We conducted …

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Physics Peer-Reviewed PDF DOI

Characterization of a distinctive pattern of periovulatory leptin secretion and its relationship with ovulation rate and luteal function in swine with obesity/leptin resistance.

 · 1970

Patterns of leptin secretion during the estrous cycle and the possible relationship of changes in circulating leptin during the periovulatory period with ovarian function in sows of obese (Iberian bre…

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Physics Peer-Reviewed PDF DOI

Phenolic acids from beer are absorbed and extensively metabolized in humans.

 · 1970

In spite of the wide literature describing the biological effects of phenolic compounds, scarce data are available on their absorption from diet. In the present work, we studied the absorption in huma…

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Physics Peer-Reviewed PDF DOI

Testosterone and luteinizing hormone responses to naloxone help predict sexual performance in rams.

 · 1970

The first objective of this study was to determine whether LH and testosterone respond differently to a naloxone injection in relation to varying sexual performance in rams. If differences occurred, t…

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Physics Peer-Reviewed PDF DOI

Physical performance across the thyroid function values within the normal range in adult and older persons.

 · 1970

BACKGROUND: Thyroid hormone variation may be correlated with adverse health outcomes, even within the normal reference range in euthyroid individuals.AIMS: To determine the association between plasma …

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