Results 11 to 20 of about 3,890,969 (141)

A Multicenter Non‐Inferiority Randomized Controlled Trial of Sentinel Lymph Node Biopsy in Early Breast Cancer: Conventional Dual Tracer Versus Superparamagnetic Iron Oxide [PDF]

open access: yesWorld Journal of Surgery, Volume 50, Issue 9, Page 2531-2538, September 2026.
The gold standard for detecting sentinel lymph node (SLN) in early breast cancer is combined use of radioisotope and blue dye. A newer agent, superparamagnetic iron oxide (SPIO), was developed to address the challenges faced with the traditional method.
Chiu Hoi Woon Tiffany   +5 more
wiley   +2 more sources

CO‐Rebreathing in Essential Thrombocythemia and Polycythemia Vera. A Revival of an Old Methodology to Improve Diagnosis and Phlebotomy Decisions [PDF]

open access: yesCancer Medicine, Volume 15, Issue 10, October 2026.
ABSTRACT The diagnostic landscape for the Philadelphia‐negative myeloproliferative neoplasms (MPNs), particularly in distinguishing Essential Thrombocythemia (ET) from Polycythemia Vera (PV), is compromised. The gold standard for diagnosing PV—measurement of red cell mass (RCM) by radioisotope dilution—has been largely abandoned, leading to widespread ...
Hans C. Hasselbalch   +10 more
wiley   +2 more sources

Platinum Group Element Traces of CAMP Volcanism Associated With Low‐Latitude Environmental and Biological Disruptions

open access: yesGeophysical Monograph Series, Page 263-304., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jessica H. Whiteside   +3 more
wiley  

+2 more sources

Stable isotope dilution techniques for assessing vitamin A status and bioefficacy of provitamin A carotenoids in humans. [PDF]

open access: yes, 2005
Vitamin A deficiency is a major global public health problem. Among the variety of techniques that are available for assessing human vitamin A status, evaluating the provitamin A nutritional values of foodstuffs and estimating human vitamin A ...
Judy D Ribaya-Mercado   +19 more
core   +1 more source

Vitamin A equivalency and apparent absorption of beta-carotene in ileostomy subjects using a dual-isotope dilution technique. [PDF]

open access: yes, 2010
Contains fulltext : 87496.pdf (Publisher’s version ) (Closed access)The objective was to quantify the vitamin A equivalency of beta-carotene in two diets using a dual-isotope dilution technique and the apparent beta-carotene absorption ...
Naber, T.H.   +14 more
core   +2 more sources

A prospective study to evaluate the accuracy of pulse power analysis to monitor cardiac output in critically ill patients [PDF]

open access: yes, 2008
Background Intermittent measurement of cardiac output may be performed using a lithium dilution technique (LiDCO). This can then be used to calibrate a pulse power algorithm of the arterial waveform which provides a continuous estimate of this variable ...
Maurizio Cecconi   +11 more
core   +2 more sources

Dilution-induced lag violates a fundamental assumption of the dilution assay by modifying phytoplankton growth.

open access: yes, 2023
(a) Dunaliella tertiolecta dilution series in cultures without predators show negative slopes due to dilution-induced lagged growth. Emiliania huxelyi suspended in artificial media devoid of inhibitors or predators in (b) 200 μL microtiter plate and (c ...
Lee Karp-Boss (648174)   +13 more
core   +1 more source

Vitamin A equivalency of ß-carotene in healthy adults: limitation of the extrinsic dual-isotope dilution technique to measure matrix effect [PDF]

open access: yes, 2009
Data on the vitamin A equivalency of ß-carotene in food are inconsistent. We quantified the vitamin A equivalency (¿g) of ß-carotene in two diets using the dual-isotope dilution technique and the oral¿faecal balance technique.
Lieshout, M. van   +17 more
core   +2 more sources

Nanostructure and paramagnetic centres in diamond-like carbon: Effect of Ar dilution in PECVD process [PDF]

open access: yes, 2008
Diamond-like carbon (DLC) films were deposited utilising plasma enhanced chemical vapour deposition (PECVD) with acetylene precursor, diluted with 0 – 45% argon.
Reynolds, AJ   +13 more
core   +1 more source

Dilution-Induced Formation of Hybrid Perovskite Nanoplatelets

open access: yes, 2016
Perovskite nanocrystals (NCs) are an important extension to the fascinating field of hybrid halide perovskites. Showing significantly enhanced photoluminescence (PL) efficiency and emission wavelengths tunable through halide content and size, they hold ...
Yu Tong (311947)   +6 more
core   +2 more sources

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