Results 71 to 80 of about 410,064 (354)

Matrix Tropism Influences Endometriotic Cell Attachment Patterns

open access: yesAdvanced Functional Materials, EarlyView.
The influence of substrate stiffness and multicellular coculture on endometriotic cell attachment to extracellular matrix‐laden microarrayed islands is reported. This model investigates early endometriotic cell attachment, aiming to capture “lesion initiation events”.
Hannah S. Theriault   +7 more
wiley   +1 more source

Breaking Ties: Regression Discontinuity Design Meets Market Design [PDF]

open access: yesSocial Science Research Network, 2019
Many schools in large urban districts have more applicants than seats. Centralized school assignment algorithms ration seats at over‐subscribed schools using randomly assigned lottery numbers, non‐lottery tie‐breakers like test scores, or both.
Atila Abdulkadiroglu   +3 more
semanticscholar   +1 more source

Bicontinuous Microarchitected Scaffolds Provide Topographic Cues That Govern Neuronal Behavior and Maturation

open access: yesAdvanced Functional Materials, EarlyView.
A scalable biomimetic platform transforms bioinert poly(ethylene glycol) diacrylate into neuroinstructive matrices via integrating solvent transfer‐induced phase separation, microfluidics, and 3D bioprinting. Bicontinuous, hyperbolically curved microporous networks embedded within a fibrous construct elicit rapid adhesion, robust proliferation, and ...
Prince D. Okoro   +8 more
wiley   +1 more source

Covariate Adjustment in Regression Discontinuity Designs

open access: yes, 2023
The Regression Discontinuity (RD) design is a widely used non-experimental method for causal inference and program evaluation. While its canonical formulation only requires a score and an outcome variable, it is common in empirical work to encounter RD analyses where additional variables are used for adjustment.
Cattaneo, Matias D.   +2 more
openaire   +2 more sources

Soft Magnetic Artificial Muscles with High Work Density and Actuation Strain via Dual Cross‐Linking Design

open access: yesAdvanced Functional Materials, EarlyView.
A high‐performance magnetic composite actuator that integrates covalent and reversible physical cross‐links within a stiffness‐tunable polymer matrix embedded with functionalized magnetic particles is presented. The actuator exhibits programmable magnetic responsiveness, a stiffness switching ratio of 1.37 × 103, stretchability up to 1274%, large ...
Somi Kim   +7 more
wiley   +1 more source

Impact of agricultural intervention on socio-economic development of farmers: Evidence from regression discontinuity design

open access: yesInternational Journal of Academe and Industry Research
The contribution of agriculture in the socio-economic development is undeniable and is truly an important part of the Philippine economy. It is also a major source of livelihood and employment of most Filipinos especially in the rural areas.
Romy Jake G. Pagador   +3 more
doaj   +1 more source

Visible Light Induced DLP‐Printed Oxygen‐Releasing TPMS Scaffolds Mitigate Early Hypoxia in Bone Defects

open access: yesAdvanced Healthcare Materials, EarlyView.
Visible light‐induced digital light processing 3D printed Primitive‐triply periodic minimal surface hydrogels embed CaO2–Si core–shell nanoparticles to deliver short‐term oxygen during the avascular window. The scaffolds maintain cytocompatibility, elevate osteopontin in vitro, and enhance calvarial defect repair in vivo without toxicity.
Anastasia B. Timoshenko   +11 more
wiley   +1 more source

Patient Cost-Sharing and Healthcare Utilization in Early Childhood: Evidence from a Regression Discontinuity Design

open access: yes, 2020
This paper estimates the price elasticity of healthcare utilization in early childhood. We employ a regression discontinuity design by exploiting a subsidy that reduces patient cost-sharing for children under age 3 in Taiwan.
Hsing-Wen Han   +2 more
semanticscholar   +1 more source

External Validity in Fuzzy Regression Discontinuity Designs [PDF]

open access: yesJournal of Business & Economic Statistics, 2014
Fuzzy regression discontinuity designs identify the local average treatment effect (LATE) for the subpopulation of compliers, and with forcing variable equal to the threshold.
Marinho Bertanha, Guido W. Imbens
openaire   +4 more sources

Redox‐Active Polyphenol Red Molecularly Imprinted Polymers on Porous Gold Electrodes for Ultrasensitive, AI‐Assisted Detection of Alzheimer's Biomarkers in Undiluted Biofluids

open access: yesAdvanced Healthcare Materials, EarlyView.
This work presents a low‐cost, reagent‐free point‐of‐care biosensor integrating redox‐active polyphenol red molecularly imprinted polymers (pPhR MIPs) on highly porous gold (HPG) electrodes for ultrasensitive detection of phosphorylated tau 181 (p‐Tau 181), an Alzheimer’s disease biomarker, in undiluted biofluids.
Sudhaunsh Deshpande   +4 more
wiley   +1 more source

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