Results 131 to 140 of about 62,949 (264)

Covalent Inhibition of SHMT2 by Gambogic Acid Induces Ferroptosis Through Mitochondrial Collapse in Triple‐Negative Breast Cancer

open access: yesAdvanced Science, EarlyView.
In this study, chemoproteomics combined with genetic and functional analyses was integrated to identify SHMT2 as a covalent and functional target of gambogic acid (GA) in triple‐negative breast cancer (TNBC). Further validation demonstrated that GA selectively modifies the Cys241 site of SHMT2, triggering mitochondrial dysfunction, activating the Nrf2 ...
Tong Yang   +15 more
wiley   +1 more source

The impact of HIV on the summary birth history method of estimating child mortality: a Zimbabwean demographic surveillance case study

open access: yes, 2011
Includes bibliographic references (leaves 74-79).The summary birth history method has been an integral part of the measurement of childhood mortality in countries with incomplete and inaccurate vital registration systems.
Chitiyo, Vivian
core  

TSPYL5 Promotes Triple‐Negative Breast Cancer Metastasis by Antagonizing USP10‐Mediated PTEN Stabilization to Unleash a ZEB1‐Dependent EMT Program

open access: yesAdvanced Science, EarlyView.
The hyperactivation of PI3K/AKT signaling in PTEN wild‐type triple‐negative breast cancer represents a clinical paradox. We delineate a novel post‐translational regulatory axis wherein the oncogene TSPYL5 competitively antagonizes the deubiquitinase USP10.
Jiaying Shi   +8 more
wiley   +1 more source

Mortality Projections, Regional Disparities in the Burden of Neonatal Disorders, and the Status of Achieving SDG Targets by 2030 in South Asia: Insights from the Global Burden of Disease Study 2021. [PDF]

open access: yesJ Epidemiol Glob Health
Soni M   +20 more
europepmc   +1 more source

Modeling Mortality: Empirical Studies on the Effect of Mortality on Annuity Markets.

open access: yes
Chapter 3 of the dissertation models the macro-longevity risk and introduces a stochastic model for human mortality rates. Chapter 4 analyzes the importance of mortality improvement and mortality risk (macro- and micro-longevity risk and parameter ...
Hari, N.
core  

Cuproptosis and Mitophagy Mediated by the THUMPD1/IGF2R‐Dependent Suppression of AKT and Activation of AMPK Signaling Suppress Lung Adenocarcinoma Progression

open access: yesAdvanced Science, EarlyView.
THUMPD1 drives a tumor‐suppressive signaling cascade in lung adenocarcinoma by promoting IGF2R expression. IGF2R associates with PPP2R1A to suppress AKT and activate AMPK, leading to SLC31A1 upregulation and copper accumulation. Elevated copper disrupts mitochondrial metabolism and induces excessive mitophagy, thereby restraining tumor growth and ...
Kai Wu   +10 more
wiley   +1 more source

Maternal mortality in high HIV prevalence countries: a critical analysis of the MMEIG methodology for estimating maternal mortality

open access: yes, 2012
Includes abstract.Includes bibliographical references.The main objective of this research is to analyse critically the methodology used by the Maternal Mortality Estimation Inter-Agency Group (MMEIG) to estimate maternal mortality in countries with high ...
Gotora, Tendai
core  

Small Extracellular Vesicles‐Derived Circ6718 Unlocks Stromal Remodeling and Serves as a Biomarker in Gastric Cancer

open access: yesAdvanced Science, EarlyView.
sEVs‐circ6718 serves as a promising serum biomarker for gastric cancer early diagnosis and prognosis, promoting malignant transformation in gastric cancer cells and GC‑MSC differentiation into CAFs. sEVs‑circ6718 holds potential as a biomarker for the early diagnosis and prognostic assessment of gastric cancer.
Fan Zhang   +7 more
wiley   +1 more source

Selective Inhibition of Integrin β3 Topology Provides a Safer Antithrombotic Strategy

open access: yesAdvanced Science, EarlyView.
Current integrin αIIbβ3 inhibitors effectively reduce thrombosis but also increase bleeding risk. During thrombosis, high shear blood flow can directly activate the integrin αIIbβ3 via a distinct topological change in the β3 transmembrane domain, independent of hemostatic platelet signaling.
Joonha Lee   +11 more
wiley   +1 more source

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