Results 121 to 130 of about 3,474,741 (402)

Confirmation of the presence of viable but non-cultureable bacteria in the stratosphere [PDF]

open access: yes, 2004
The presence of viable, but non-cultureable, bacteria on membranes through which stratospheric air samples were passed has been confirmed using viable fluorescent ...
Narlikar, J.V.   +4 more
core   +1 more source

Rapid flow cytofluorometric analysis of mammalian cell cycle by propidium iodide staining

open access: yesJournal of Cell Biology, 1975
A rapid method for the flow microfluorometric determination of the DNA content per cell is described. Incubation of cells in a hypotonic solution of propidium iodide results in disruption of the cell membrane and rapid staining of nuclear chromatin.
A. Krishan
semanticscholar   +1 more source

Immunofluorescent Staining of Elastin

open access: yes, 2023
Figures showing specificity of elastin immunostaining procedure.
Cantor, Jerome   +3 more
openaire   +1 more source

KRAS and GNAS mutations in cell‐free DNA and in circulating epithelial cells in patients with intraductal papillary mucinous neoplasms—an observational pilot study

open access: yesMolecular Oncology, EarlyView.
This study demonstrates that KRAS and GNAS mutations are more prevalent in patients with resected intraductal papillary mucinous neoplasms (IPMN) compared to those under clinical surveillance. GNAS mutations significantly differ between the two patient cohorts, indicating that their absence may serve as a potential biomarker to support conservative ...
Christine Nitschke   +12 more
wiley   +1 more source

Promotion of microfracture-mediated cartilage repair by the intra-articular injection of Mg2+

open access: yesBone & Joint Research
Aims: Magnesium ions (Mg2+) play an important role in promoting cartilage repair in cartilage lesions. However, no research has focused on the role of Mg2+ combined with microfracture (MFX) in hyaline-like cartilage repair mediated by cartilage injury ...
Zhian Chen   +9 more
doaj   +1 more source

AMP-activated Protein Kinase is Involved in Hormone-induced Mouse Oocyte Meiotic Maturation in vitro [PDF]

open access: yes, 2008
We have previously shown that AMP-activated protein kinase (AMPK) can induce the resumption of meiosis in mouse oocytes maintained in meiotic arrest in vitro.
Chen, Jing, Downs, Stephen
core   +2 more sources

Cellular liquid biopsy provides unique chances for disease monitoring, preclinical model generation and therapy adjustment in rare salivary gland cancer patients

open access: yesMolecular Oncology, EarlyView.
We quantified and cultured circulating tumor cells (CTCs) of 62 patients with various cancer types and generated CTC‐derived tumoroid models from two salivary gland cancer patients. Cellular liquid biopsy‐derived information enabled molecular genetic assessment of systemic disease heterogeneity and functional testing for therapy selection in both ...
Nataša Stojanović Gužvić   +31 more
wiley   +1 more source

Molecular Weight Distribution of Proteins Synthesized in Single, Identified Neurons of Aplysia [PDF]

open access: yes, 1971
Parietovisceral ganglia from Aplysia californica were incubated in medium containing leucine-3H. Single, identified nerve cell somas were isolated from the ganglia, and their proteins extracted and separated by electrophoresis on 5% SDS-polyacrylamide ...
Wilson, David L.
core   +4 more sources

Combined spatially resolved metabolomics and spatial transcriptomics reveal the mechanism of RACK1‐mediated fatty acid synthesis

open access: yesMolecular Oncology, EarlyView.
The authors analyzed the spatial distributions of gene and metabolite profiles in cervical cancer through spatial transcriptomic and spatially resolved metabolomic techniques. Pivotal genes and metabolites within these cases were then identified and validated.
Lixiu Xu   +3 more
wiley   +1 more source

MicroCT for comparative morphology: simple staining methods allow high-contrast 3D imaging of diverse non-mineralized animal tissues

open access: yesBMC Physiology, 2009
BackgroundComparative, functional, and developmental studies of animal morphology require accurate visualization of three-dimensional structures, but few widely applicable methods exist for non-destructive whole-volume imaging of animal tissues ...
B. Metscher
semanticscholar   +1 more source

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