21,725 results match your criteria: "Institute of Life[Affiliation]"

Introduction: Network pharmacology has gained significant traction as a tool for identifying the mechanisms and therapeutic effects of herbal medicines. However, despite the usefulness of these approaches, their diversity underscores the critical need for a systematic evaluation to ensure consistency and reliability.

Objectives: We aimed to evaluate the network pharmacological analyses, focusing on identifying the mechanisms and therapeutic effects of herbal medicines.

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Unlabelled: Histomorphometric measurements of the wall thickness and internal diameter of the macrovessels of the chorionic villi of placentas from pregnancies complicated by preeclampsia or fetal growth restriction in comparison with normotensive pregnancy.

Methods: The research included placentas from singleton pregnancies complicated by preeclampsia and/or fetal growth restriction, women delivered in medical institutions in Karaganda city (Kazakhstan). Placentas were divided into three groups: PE ( = 59), isolated FGR ( = 24), and PE with FGR ( = 41).

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Effect of a Mating Type Gene Editing in Using RNP/Nanoparticle Complex.

J Fungi (Basel)

December 2024

Mushroom Science Division, National Institute of Horticultural and Herbal Science, Rural Development Administration, Eumseong 27709, Republic of Korea.

Gene editing using CRISPR/Cas9 is an innovative tool for developing new mushroom strains, offering a promising alternative to traditional breeding methods that are time-consuming and labor-intensive. However, plasmid-based gene editing presents several challenges, including the need for selecting appropriate promoters for Cas9 expression, optimizing codons for the Cas9 gene, the unintended insertion of fragmented plasmid DNA into genomic DNA (gDNA), and regulatory concerns related to genetically modified organisms (GMOs). To address these issues, we utilized a Ribonucleoprotein (RNP) complex consisting of Cas9 and gRNA for gene editing to modify the A mating-type gene of .

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Background: Low-frequency acupuncture is used to maintain skeletal muscle flexibility and improve joint range of motion; however, its definite effects are unclear. This study aimed to determine the effects of low-frequency acupuncture on muscle and fascial stiffness and ankle dorsiflexion range of motion.

Methods: The participants included 12 randomly selected healthy adults.

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The prevalence of centenarians, people who lived 100 years and longer, is steadily growing in the last decades. This exceptional longevity is based on multifaceted processes influenced by a combination of intrinsic and extrinsic factors such as sex, (epi-)genetic factors, gut microbiota, cellular metabolism, exposure to oxidative stress, immune status, cardiovascular risk factors, environmental factors, and lifestyle behavior. Epidemiologically, the incidence rate of cardiovascular diseases is reduced in healthy centenarians along with late onset of age-related diseases compared with the general aged population.

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Mitochondrial homeostatic imbalance-mediated developmental toxicity to HS in embryonic zebrafish.

Environ Pollut

December 2024

Institute of Life Sciences & Biomedicine Collaborative Innovation Center of Zhejiang Province, College of Life and Environmental Science, Wenzhou University, Wenzhou, 325035, China. Electronic address:

Hydrogen sulfide (HS) is a pervasive environmental and industrial pollutant that poses a substantial threat to human health. Even short-term exposure to HS can result in severe respiratory and neurological damage. However, the underlying mechanisms of its biotoxicity remain unclear.

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In vivo self-assembled siRNAs within small extracellular vesicles attenuate LRRK2-induced neurodegeneration in Parkinson's disease models.

J Control Release

December 2024

Nanjing Drum Tower Hospital Center of Molecular Diagnostic and Therapy, State Key Laboratory of Pharmaceutical Biotechnology, Jiangsu Engineering Research Center for MicroRNA Biology and Biotechnology, NJU Advanced Institute of Life Sciences (NAILS), School of Life Sciences, Nanjing University, Nanjing, Jiangsu 210023, China; The Second People's Hospital of Changzhou, The Third Affiliated Hospital of Nanjing Medical University, Changzhou Medical Center, Nanjing Medical University, Changzhou, Jiangsu 213003, China. Electronic address:

Rationale: Mutations in the leucine-rich repeat kinase 2 (LRRK2) gene play an important role in Parkinson's disease (PD) pathogenesis, and downregulation of LRRK2 has become a promising therapy for PD. Here, we developed a synthetic biology strategy for the self-assembly and delivery of small interfering RNAs (siRNAs) of LRRK2 into the substantia nigra via small extracellular vesicles (sEVs) using a genetic circuit (in the form of naked DNA plasmid) to attenuate PD-like phenotypes in mouse model.

Methods: We generated the genetic circuit encoding both a neuron-targeting rabies virus glycoprotein (RVG) tag and a LRRK2 siRNA under the control of a cytomegalovirus (CMV) promoter, and assessed its therapeutic effects using LRRK2 mouse models of PD.

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Life cycle and morphogenetic differentiation in heteromorphic cell types of a cosmopolitan marine microalga.

New Phytol

December 2024

Department of Ecology, Evolution and Behaviour, The Alexander Silberman Institute of Life Sciences, The Hebrew University of Jerusalem, Jerusalem, 9190401, Israel.

Gephyrocapsa huxleyi is a prevalent, bloom-forming phytoplankton species in the oceans. It exhibits a complex haplodiplontic life cycle, featuring a diploid-calcified phase, a haploid phase and a third 'decoupled' phase produced during viral infection. Decoupled cells display a haploid-like phenotype, but are diploid.

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Dynamics of thermal tolerance plasticity across fish species and life stages.

J Therm Biol

December 2024

Department of Biology, Faculty of Natural Sciences, Norwegian University of Science and Technology, Trondheim, 7491, Norway; Department of Biology and Environmental Sciences, Kristineberg Center, University of Gothenburg, Fiskebäckskil, Sweden.

Climate warming with associated heat waves presents a concerning challenge for ectotherms such as fishes. During heatwaves, the ability to rapidly acclimate can be crucial for survival. However, surprisingly little is known about how different species and life stages vary in their acclimation dynamics, including the magnitude of change in thermal tolerance through acclimation (i.

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Decades of basic and translational research have led to a momentum shift in dissecting the relationship between immune cells and cancer. This culminated in the emergence of breakthrough immunotherapies that paved the way for oncologists to manage certain hard-to-treat cancers. The application of high-throughput techniques of genomics, transcriptomics, and proteomics was conclusive in making and expediting the manufacturing process of cancer vaccines.

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Background: Infections and sepsis are leading causes of morbidity and mortality in women during pregnancy and the post-pregnancy period. Using data from the 2017 WHO Global Maternal Sepsis Study, we explored the use of early warning systems (EWS) in women at risk of sepsis-related severe maternal outcomes.

Methods: On April 27, 2023, we searched the literature for EWS in clinical use or research in obstetric populations.

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The SmARTR pipeline: A modular workflow for the cinematic rendering of 3D scientific imaging data.

iScience

December 2024

Institute of Biotechnology, Helsinki Institute of Life Science, University of Helsinki, 00014 Helsinki, Finland.

Advancements in noninvasive surface and internal imaging techniques, along with computational methods, have revolutionized 3D visualization of organismal morphology-enhancing research, medical anatomical analysis, and facilitating the preservation and digital archiving of scientific specimens. We introduce the SmARTR pipeline (Small Animal Realistic Three-dimensional Rendering), a comprehensive workflow integrating wet lab procedures, 3D data acquisition, and processing to produce photorealistic scientific data through 3D cinematic rendering. This versatile pipeline supports multiscale visualizations-from tissue-level to whole-organism details across diverse living organisms-and is adaptable to various imaging sources.

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Social, environmental, and developmental factors affect the microbiota of barn owls (Tyto alba) in a cross-fostering experiment.

Anim Microbiome

December 2024

Museum of Vertebrate Zoology, University of California, Berkeley, 3101 Valley Life Sciences Building, Berkeley, CA, 94720-3160, USA.

Background: Species host diverse microbial communities that can impact their digestion and health, which has led to much interest in understanding the factors that influence their microbiota. We studied the developmental, environmental, and social factors that influence the microbiota of nestling barn owls (Tyto alba) through a partial cross-fostering experiment that manipulated the social and nest environment of the nestlings. We then examined the nestling microbiota before and three weeks after the exchange of nestlings between nests, along with the microbiota of the adults at the nest and nestlings in unmanipulated nests.

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The South American tomato pinworm, Tuta absoluta (Meyrick) is a newly emerged invasive pests causing devastating loss on tomato production globally. Semiochemical-based management is a promising method for controlling this pest. However, there is little known about how T.

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Proposal of one new family, seven new genera and seventy new basidiomycetous yeast species mostly isolated from Tibet and Yunnan provinces, China.

Stud Mycol

December 2024

School of Life Sciences, Institute of Life Sciences and Green Development, Hebei University, Baoding 071002, Hebei, China.

More than 2 000 yeast strains isolated from 1 200 samples mostly collected from Tibet and Yunnan provinces in China were identified as 462 species according to the internal transcribed spacer including the 5.8S rDNA (ITS) and the D1/D2 domains of the large subunit rDNA (LSU) sequence analyses. Among them, 70 new basidiomycetous yeast species were proposed based on the multi-locus phylogenetic analyses including the D1/D2 domains, the ITS, the small subunit rDNA (SSU), the largest subunit of RNA polymerase II (), the second largest subunit of RNA polymerase II () and translation elongation factor 1-α (), as well as the phenotypic comparisons.

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The dispersion method does not affect the in vitro genotoxicity of multi-walled carbon nanotubes despite inducing surface alterations.

NanoImpact

December 2024

In Vitro Toxicology Group, Faculty of Medicine, Health and Life Sciences, Institute of Life Sciences, Swansea University Medical School, Singleton Park, Swansea SA2 8PP, UK. Electronic address:

Multi-walled carbon nanotubes (MWCNTs) are a desirable class of high aspect ratio nanomaterials (HARNs) owing to their extensive applications. Given their demand, the growing occupational and consumer exposure to these materials has warranted an extensive investigation into potential hazards they may pose towards human health. This study utilised both the in vitro mammalian cell gene mutation and the cytokinesis-blocked micronucleus (CBMN) assays to investigate genotoxicity in human lymphoblastoid (TK6) and 16HBE14o human lung epithelial cells, following exposure to NM-400 and NM-401 MWCNTs for 24 h.

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Amyloidosis diseases are characterized by protein misfolding, which forms insoluble beta-sheet fibrils progressively deposited in tissues. Deposition in the form of amyloid aggregates can occur in various organs, damaging their structure and function. The hallmark of amyloidosis is aberrant interactions leading to protein aggregation and proteotoxicity.

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Defining the cellular factors that drive growth rate and proteome composition is essential for understanding and manipulating cellular systems. In bacteria, ribosome concentration is known to be a constraining factor of cell growth rate, while gene concentration is usually assumed not to be limiting. Here, using single-molecule tracking, quantitative single-cell microscopy, and modeling, we show that genome dilution in cells arrested for DNA replication limits total RNA polymerase activity within physiological cell sizes across tested nutrient conditions.

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is the second most common cause of invasive candidiasis and is widely known to have reduced susceptibility to fluconazole relative to many other spp. Upc2A is a transcription factor that regulates ergosterol biosynthesis gene expression under conditions of sterol stress such as azole drug treatment or hypoxia. Through an microevolution experiment, we found that loss-of-function mutants of the ATF/CREB transcription factor suppresses the fluconazole hyper-susceptibility of the ∆ mutant.

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The interplay between lung galectins and pro-fibrotic markers in post-COVID-19 fibrogenesis: A pilot study.

Life Sci

December 2024

"Aurel Ardelean" Institute of Life Sciences, "Vasile Goldis" Western University of Arad, 310144 Arad, Romania; Department of Histology, Faculty of Medicine, "Vasile Goldis" Western University of Arad, 310144 Arad, Romania. Electronic address:

Aims: COVID-19, caused by the SARS-CoV-2 virus, can lead to serious lung conditions, notably interstitial pulmonary fibrosis.

Main Methods: Our study tracked the progression of fibrosis markers in serial bronchoalveolar lavage (BAL) measurements collected from 16 COVID-19 patients at 1, 3, and 6 months post-infection. Additionally, BAL samples from 10 healthy control subjects were included.

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An expert consensus statement on biomarkers of ageing for use in intervention studies.

J Gerontol A Biol Sci Med Sci

December 2024

Human Nutrition & Exercise Research Centre, Centre for Healthier Lives, Population Health Sciences Institute, Newcastle University, Newcastle Upon Tyne, UK.

Biomarkers of ageing serve as important outcome measures in longevity-promoting interventions. However, there is limited consensus on which specific biomarkers are most appropriate for human intervention studies. This work aimed to address this need by establishing an expert consensus on biomarkers of ageing for use in intervention studies via the Delphi method.

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