Results 81 to 90 of about 50,177 (203)

Antimalarial drug susceptibility testing of Plasmodium falciparum in Brazil using a radioisotope method

open access: yesMemorias do Instituto Oswaldo Cruz, 1999
From March 1996 to August 1997, a study was carried out in a malaria endemic area of the Brazilian Amazon region. In vivo sensitivity evaluation to antimalarial drugs was performed in 129 patients.
Crispim Cerutti Junior   +7 more
doaj   +1 more source

QUININ AMBLYOPIA. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1900
n ...
openaire   +2 more sources

Efficient water‐soluble blue/red‐emissive carbon dots matching plant absorption spectra: Synthesis, tunable control, and their applications in promoting plant growth

open access: yesResponsive Materials, EarlyView.
Guided by the spectral demand of plant photosystems, this review summarizes the synthesis, emission regulation, dual‐emission design, and gram‐scale production of CDs for agricultural applications. Spectrally matched blue‐ and red‐emissive CDs enhance plant light utilization by converting underutilized light into photosynthetically active radiation and
Yijing Chen   +5 more
wiley   +1 more source

A Modular Core–Shell Nanoparticle Platform for Dual‐Modal MRI–Luminescence With High Relaxivity

open access: yesSmall, EarlyView.
A modular core–shell nanoparticle platform is presented that combines high‐relaxivity magnetic resonance imaging (MRI) and long‐lived luminescence within a single, well‐defined architecture. Spatially controlled gadolinium(III) and terbium(III) complexes deliver reproducible dual‐modal agents with benchmark MRI performance.
Catherine J. Ashton   +8 more
wiley   +1 more source

Investigation of eosin Y as a colorimetric sensor for the detection of fentanyl hydrochloride and fentanyl freebase

open access: yesJournal of Forensic Sciences, EarlyView.
Abstract The increasing prevalence of fentanyl within the illegal global drug market underscores the need for rapid, low‐cost, and straightforward detection methods. Eosin Y demonstrates a measurable color change in the presence of fentanyl, making it a promising candidate for colorimetric sensing and preliminary identification of fentanyl ...
Alan J. Zhou   +4 more
wiley   +1 more source

Diagnosis and management of neutropenia in adults: Expert guidance

open access: yesBritish Journal of Haematology, EarlyView.
Severe neutropenia can result from decreased production of neutrophil precursors in the bone marrow, as in the case of severe congenital neutropenia, or from increased utilization of neutrophils or their accelerated destruction as for drug‐induced neutropenia or autoimmune neutropenia. Severe chronic neutropenia increases susceptibility to bacterial or
Karl Welte   +5 more
wiley   +1 more source

The Origins of Ploem's Filter Cube: A Pandora's Box

open access: yesJournal of Microscopy, EarlyView.
Abstract Ploem's filter cube, central to modern epifluorescence microscopy, integrates three matched optical components: an excitation filter, an emission filter, and a dichroic mirror. Together, these elements enable the separation of excitation and emission light paths, producing high‐contrast fluorescence images.
Jack Gordon   +3 more
wiley   +1 more source

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