Results 121 to 130 of about 522,116 (371)

Ultraviolet Spectrophotometry of Early-Type Stars

open access: yesThe Astronomical Journal, 1964
Spinning rockets UV spectrophotometry of early type stars, discussing instrumentation, calibration, data recording and stellar ...
openaire   +1 more source

Affinity Peptides With pH Sensitivity for the Enrichment of CD38+ Cells

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The selective enrichment of cell populations based on surface markers is critical for the advancement of gene and cell therapies. Current antibody‐based cell isolation methods, such as fluorescence‐ and magnetic‐activated cell sorting (FACS and MACS), offer high specificity but are limited by scalability, cost, and potential adverse effects on
Gabrielle Rusch   +7 more
wiley   +1 more source

The nautre of dwarf novae and related systems [PDF]

open access: yes
The high energy emissions from cataclysmic variables (interacting binary systems containing an accreting white dwarf) and the relationship of the high energy emission of these stars to their optical properties were investigated.
Lampton, M.
core   +1 more source

The Sun in Time: Age, Rotation, and Magnetic Activity of the Sun and Solar-type Stars and Effects on Hosted Planets

open access: yes, 2009
Multi-wavelength studies of solar analogs (G0-5 V stars) with ages from ~50 Myr to 9 Gyr have been carried out as part of the "Sun in Time" program for nearly 20 yrs.
Edward F. Guinan   +5 more
core   +1 more source

Introducing Experimental Design Concepts Improves Biochemistry Undergraduates' Experimental Laboratory Competence and Confidence

open access: yesBiochemistry and Molecular Biology Education, EarlyView.
ABSTRACT Laboratory science education can provide a training ground for developing experimental design capabilities, the ability to critically assess a range of laboratory methods, and confidence in selecting, adapting, and performing laboratory techniques.
Nathan D. Tivendale   +2 more
wiley   +1 more source

Theranostic nanoplatform for high‐performance dual‐modal magnetic resonance imaging‐guided therapy of orthotopic hepatocellular carcinoma

open access: yesBMEMat, EarlyView.
This article introduces a biomimetic Mn‐doped polydopamine nanoplatform (HAMM NPs) coated with cancer cell membranes. It enables targeted hepatocellular carcinoma theranostics via T1/T2 dual‐mode magnetic resonance imaging and tumor microenvironment‐triggered sonodynamic therapy/chemodynamic therapy, achieving potent antitumor efficacy in subcutaneous ...
Jiayin Lin   +7 more
wiley   +1 more source

Optimasi Metode Penetapan Ranitidin Dalam Plasma Manusia Secara in Vitro Dengan Metode Spektrofotometri Ultraviolet-visibel [PDF]

open access: yes, 2009
Research of determination ranitidine plasma concentration in vitro has been done. This research aimed to analysis ranitidine in human plasma in vitro with Ultraviolet-Visible spectrophotometry and to get result that optimal of analysis method in human ...
Masyitoh, N. A. (Nur)   +2 more
core  

Time-Resolved Ultraviolet Observations of the Globular Cluster X-ray Source in NGC 6624: The Shortest Known Period Binary System

open access: yes, 1997
Using the Faint Object Spectrograph (FOS) aboard the Hubble Space Telescope, we have obtained the first time-resolved spectra of the King et al. ultraviolet-bright counterpart to the 11-minute binary X-ray source in the core of the globular cluster NGC ...
Auriere M.   +8 more
core   +1 more source

Vacancy defect‐induced electron homing breaks phosphodiester bonds for RNA depletion‐driven cancer therapy

open access: yesBMEMat, EarlyView.
Illustration of 5% S‐vacancy Bi2S3 mediated phosphodiester bonds cleavage in RNA of hepatocellular carcinoma cells, which suppressing ERI3 expression, inhibiting cell proliferation and promoting apoptosis. Abstract Genome‐wide hypertranscription is a hallmark of malignant progression.
Chuncheng Yang   +12 more
wiley   +1 more source

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