Results 51 to 60 of about 297,035 (311)

Mathematics Instructional Leadership

open access: yesJournal of School Administration Research and Development, 2023
To optimize teacher support, administrators need subject-specific knowledge, skills, and beliefs to lead, not just manage, instructional change. Professional development (PD) is needed with the many roles administrators are already called to fill. In this study, 38 elementary administrators participated in PD in mathematics instructional leadership ...
Kelly Gomez Johnson, Tamara Williams
openaire   +1 more source

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

The Role of Instructional Leadership in Enhancing Teachers’ Self-Efficacy: An Empirical Review

open access: yesJournal of Research, Innovation, and Strategies for Education
Instructional leadership plays a vital role in education as it significantly influences teachers’ self-efficacy, particularly in enhancing their motivation and performance. This study aims to determine the level of headteachers’ instructional leadership
Jolin Taimin, Geok Kim Ngui
doaj   +1 more source

Elementary Principals' Perceptions of Instructional Leadership Tasks [PDF]

open access: yes, 1987
i,33, [2] leaves. Advisor: James HalvorsenResearch Question: The effective schools literature indicates that effective schools must have effective principals.
Hooley, Michael
core   +1 more source

The PI3Kδ inhibitor roginolisib (IOA‐244) preserves T‐cell function and activity

open access: yesMolecular Oncology, EarlyView.
Identification of novel PI3K inhibitors with limited immune‐related adverse effects is highly sought after. We found that roginolisib and idelalisib inhibit chronic lymphocytic leukemia (CLL) cells and Treg suppressive functions to similar extents, but roginolisib affects cytotoxic T‐cell function and promotion of pro‐inflammatory T helper subsets to a
Elise Solli   +7 more
wiley   +1 more source

Costs of Participation in the School Administration Manager (SAM) Process [PDF]

open access: yes, 2011
Analyzes variations in school districts' implementation costs, by model, of the school administration manager process to help principals increase the time they spend on instructional leadership.
Brenda J. Turnbull, M. Bruce Haslam
core  

Circular RNA expression landscapes in myelodysplastic neoplasms: Associations with mutational signatures and disease progression

open access: yesMolecular Oncology, EarlyView.
In this explorative study, the abundance of circular RNA molecules in bone marrow stem cells was found to be elevated in patients with high‐risk myelodysplastic neoplasms, and to be associated with an increased risk of progression to acute myeloid leukemia.
Eileen Wedge   +17 more
wiley   +1 more source

A Systematic State-of-the-Art Review of Asian Research on Principal Instructional Leadership, 1987–2024

open access: yesEducation Sciences
Interest in instructional leadership has grown dramatically in Asia since 2010. This systematic state-of-the-art review analyzed the evolution of analytical models, research methods, and findings in Asian studies of instructional leadership that employed
Philip Hallinger   +2 more
doaj   +1 more source

Teacher Instructional Leadership A Site Study at SMK Negeri 2 Purbalingga [PDF]

open access: yes, 2011
This study aims to describe (1) the characteristic of teacher’s leadership in designing of learning room at SMK Negeri 2 Purbalingga; (2) the characteristic of the teacher’s leadership in the use of instructional method at SMK Negeri 2 Purbalingga; (3)
Sugiantoro, Teguh
core  

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

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