Results 81 to 90 of about 1,180 (262)

Chromosomal Instability Drives Glioblastoma Heterogeneity and Therapeutic Opportunities

open access: yesAdvanced Science, EarlyView.
ABSTRACT Glioblastoma, the most aggressive and lethal form of brain cancer, is defined by profound genomic instability, with Chromosomal Instability (CIN) playing a central role in driving tumor progression, therapy resistance, and poor prognosis. CIN is characterized by numerical and structural alterations, is driven by mechanisms such as mitotic ...
Amarnath Pal   +3 more
wiley   +1 more source

EFEITOS DA FERTILIZAÇÃO MINERAL NA PRODUÇÃO E GERMINAÇÃO DE SEMENTES E NA BIOMASSA DE PLÂNTULAS DE Dalbergia miscolobium Benth.1

open access: yesRevista Árvore, 2015
Mesmo adaptadas à baixa fertilidade dos solos, acredita-se que as espécies de plantas do Cerrado seriam capazes de responder a uma maior disponibilidade de nutrientes e alterar sua produtividade.
Klécia Gili Massi
doaj   +1 more source

Assessment of Peripheral Blood Mononuclear Cells Senescence and Endothelial Dysfunction among Adults with High Cardiovascular Risk. [PDF]

open access: yesArq Bras Cardiol, 2021
Raj V   +8 more
europepmc   +1 more source

Papel homeostático e inflamatorio de neutrófilos senescentes [PDF]

open access: yes, 2017
Los neutrófilos son los leucocitos más abundantes en la circulación humana y representan la primera barrera de defensa contra microorganismos patógenos. Su número en circulación muestra un comportamiento temporalmente oscilatorio, con una periodicidad circadiana.
openaire   +1 more source

Mesenchymal Stromal Cell‐Mediated Intercellular Communication: Mapping the Interactome for Skeletal Muscle Homeostasis and Regeneration

open access: yesAdvanced Science, EarlyView.
Liu et al. define a systems‐level interactome of fibroadipogenic progenitor (FAP)‐mediated signaling in skeletal muscle by integrating single‐cell transcriptomics with FAP depletion‐based perturbation analysis. Functional interrogation using a conditioned media bioassay links predicted signaling to multicellular outcomes, establishing a framework to ...
Xingyu Liu   +13 more
wiley   +1 more source

Cuidado formal em saúde bucal: percepção de senescentes [PDF]

open access: yes, 2012
Ações promotoras de saúde e independência para pessoas idosas são indispensáveis. Compreender essa construção no cotidiano da provisão dos cuidados talvez estimule o desenvolvimento de capacitações ao bem estar nesta população.
Oliveira, Maria de Fátima Jorge de
core  

Evolution and structure of Artikutza, an 80-year-old beech forest in navarra (northern Spain) [PDF]

open access: yesMunibe Ciencias Naturales, 2009
Se ha estudiado la estructura forestal y la historia del hayedo de Artikutza. El objetivo ha sido analizar la evolución natural y recuperación del bosque tras 80 años sin intervenciones significativas.
Castro Gil, A.
doaj  

[Geroscience in times of global pandemic by COVID-19]. [PDF]

open access: yesRev Esp Geriatr Gerontol, 2021
Castro-Fuentes R   +2 more
europepmc   +1 more source

Perivascular Matrix Densification Dysregulates Angiogenesis and Activates Pro‐Inflammatory Endothelial Cells

open access: yesAdvanced Science, EarlyView.
Perivascular matrix densification promotes the emergence of aberrant endothelial tip cells (ATECs) that invade and persist within fibrotic microenvironments. Using in vivo lineage tracing and a human microvessel model, this study shows that fibrous matrix cues destabilize VE‐cadherin–mediated junctions to gate TGF‐β signaling, inducing a pro ...
Jingyi Xia   +17 more
wiley   +1 more source

GATA4‐Driven Transcription of HtrA1 Promotes Cellular Senescence in Ménière's Disease and Age‐Related Audio‐Vestibular Dysfunction

open access: yesAdvanced Science, EarlyView.
This study identifies the HDAC6/GATA4/HtrA1 axis as a critical driver of cellular senescence in the inner ear. GATA4 nuclear translocation, facilitated by HDAC6 downregulation, transcriptionally activates HtrA1, promoting hair cell senescence, SASP, and audio‐vestibular dysfunction in models of Ménière's disease and age‐related audio‐vestibular ...
Na Zhang   +16 more
wiley   +1 more source

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