Results 121 to 130 of about 2,596,459 (367)

Comparison of mRNA gene expression by RT-PCR and DNA microarray

open access: yesBioTechniques, 2004
Few studies have compared the quantification of mRNA by DNA microarray to the results obtained by reverse transcription PCR (RT-PCR). In this study, mRNA was collected from the healing femoral fracture callus of adult and juvenile rats at various times ...
Wiguins Etienne   +3 more
doaj   +1 more source

A new non-linear normalization method for reducing variability in DNA microarray experiments

open access: yesGenome Biology, 2002
BackgroundMicroarray data are subject to multiple sources of variation, of which biological sources are of interest whereas most others are only confounding.
C. Workman   +9 more
semanticscholar   +1 more source

A Patient‐Derived Organoid Biobank of Adamantinomatous Craniopharyngioma as a Platform for Drug Discovery

open access: yesAdvanced Science, EarlyView.
This study successfully establishes adamantinomatous craniopharyngioma (ACP) patient‐derived organoids (PDOs) that preserve the histopathological and genetic features of the original tumors. Through drug sensitivity assays and subsequent mechanistic analyses, the study demonstrates that Ceritinib exerts its inhibitory effects on ACP PDO growth by ...
Huarong Zhang   +15 more
wiley   +1 more source

Pre‐Encoded IFN‐I Sensitivity Exacerbates Memory T Cell Senescence in Solid Tumors

open access: yesAdvanced Science, EarlyView.
Type I interferon (IFN‐I) signaling promotes p21‐dependent cell cycle arrest in senescent tumor‐specific memory T cells, resulting in poor proliferative responses and solid tumor regression during cancer vaccination. Conversely, IFNα/β receptor blockade reinvigorates T cell proliferation to regress solid tumors and is more effective with increasing ...
Andrew Nguyen   +4 more
wiley   +1 more source

Fast and Economic Microarray-Based Detection of Species-, Resistance-, and Virulence-Associated Genes in Clinical Strains of Vancomycin-Resistant Enterococci (VRE)

open access: yesSensors
Today, there is a continuous worldwide battle against antimicrobial resistance (AMR) and that includes vancomycin-resistant enterococci (VRE). Methods that can adequately and quickly detect transmission chains in outbreaks are needed to trace and manage ...
Ibukun Elizabeth Osadare   +15 more
doaj   +1 more source

Defining signal thresholds in DNA microarrays: exemplary application for invasive cancer

open access: yesBMC Genomics, 2002
Background Genome-wide or application-targeted microarrays containing a subset of genes of interest have become widely used as a research tool with the prospect of diagnostic application.
Head S   +4 more
doaj   +1 more source

A versatile maskless microscope projection photolithography system and its application in light-directed fabrication of DNA microarrays

open access: yes, 2006
We present a maskless microscope projection lithography system (MPLS), in which photomasks have been replaced by a Digital Micromirror Device type spatial light modulator (DMD, Texas Instruments).
Mai, Timo   +3 more
core   +1 more source

Microglial Deletion of Hrh4 Alleviates Alzheimer's Disease Pathologies by Enhancing Microglial Phagocytosis of Amyloid‐β and Tau

open access: yesAdvanced Science, EarlyView.
Histamine H4 receptor (H4R) antagonist VUF6002 mimics low‐dose X‐ray irradiation in aged Alzheimer's disease (AD) mice, enhancing microglial clearance of amyloid‐beta/hyperphosphorylated tau aggregates and restoring cognition. Microglial H4R deletion activates cAMP/TGF‐β1/Smad3 pathway, enhancing phagocytosis, while TGF‐β receptor 1 deletion abolishes ...
Yi‐Jun Xu   +5 more
wiley   +1 more source

Fluorescence-Based Bioassays for the Detection and Evaluation of Food Materials

open access: yesSensors, 2015
We summarize here the recent progress in fluorescence-based bioassays for the detection and evaluation of food materials by focusing on fluorescent dyes used in bioassays and applications of these assays for food safety, quality and efficacy. Fluorescent
Kentaro Nishi   +3 more
doaj   +1 more source

A Unique Chimeric RNA: ERCC1‐iASPP Drives Benzo[a]pyrene‐Induced Lung Carcinogenesis via Dual Coding and Non‐Coding Mechanisms

open access: yesAdvanced Science, EarlyView.
The chimeric RNA ERCC1‐iASPP possesses dual coding and non‐coding functions, synergistically accelerating the process of cellular malignant transformation. Abstract Genetic variation at 19q13.3 critically modulates chemical carcinogen‐induced lung carcinogenesis, particularly in mediating the activity of benzo[a]pyrene (B[a]P), a major polycyclic ...
Mingming Shan   +9 more
wiley   +1 more source

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