Results 101 to 110 of about 1,359,991 (293)

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

Investigation of Factor Effect Individuals Investment intention in Tehran Stock Exchange [PDF]

open access: yesپژوهشهای اقتصادی, 2009
For identifying factors effect Individuals Investment intention in Tehran Stock Exchange, we employed a 28-items questionnaire among 450 persons. Cronbachs alpha was equaled 0.871 and depicted a good reliability.
Mir Faiz Falah Shams, Shahryar Azizi
doaj  

Empirical Rules of Thumb for Choice under Uncertainty. [PDF]

open access: yes
A substantial body of empirical evidence shows that individuals overweight extreme events and act in conflict with the expected utility theory. These findings were the primary motivation behind the development of the rank-dependent utility theory.
Rolf Aaberge
core  

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Risk Aversion and Expected-Utility Theory: A Calibration Theorem [PDF]

open access: yes
Within the expected-utility framework, the only explanation for risk aversion is that the utility function for wealth is concave: A person has lower marginal utility for additional wealth when she is wealthy than when she is poor.
Matthew Rabin
core  

Keratin 19 as a prognostic marker and contributing factor of metastasis and chemoresistance in high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Keratin 19 (KRT19) is overexpressed in high‐grade serous ovarian cancer with high levels of Kallikrein‐related peptidases (KLK) 4–7 and is associated with poor survival. In vivo analyses demonstrate that elevated KRT19 increases peritoneal tumour burden.
Sophia Bielesch   +13 more
wiley   +1 more source

Understanding the Two Components of Risk Attitudes: An Experimental Analysis [PDF]

open access: yes
Cumulative Prospect Theory (PT) introduced the weighting of probabilities as an additional component to capture risk attitudes. However, this addition would be a less significant challenge to expected utility theory (EU) if utility curvature and ...
Eva-Maria Steiger, Jianying Qiu
core   +3 more sources

Defining Trust Using Expected Utility Theory [PDF]

open access: yes
Trust has been discussed in many social sciences including economics, psychology, and sociology. However, there is no widely accepted definition of trust. Inparticular, there is no definition that can be used for economic analysis.
Arai, Kazuhiro
core  

Developing theoretical rigour in inter professional education [PDF]

open access: yes, 2014
In this chapter, the author explores the meaning of theory and the role it plays in the development of interprofessional education. The chapter explores specifically the utility of the theory of social capital in the field and uses this as a case theory ...
Hean, Sarah
core  

Somatic mutational landscape in von Hippel–Lindau familial hemangioblastoma

open access: yesMolecular Oncology, EarlyView.
The causes of central nervous system (CNS) hemangioblastoma in Von Hippel–Lindau (vHL) disease are unclear. We used Whole Exome Sequencing (WES) on familial hemangioblastoma to investigate events that underlie tumor development. Our findings suggest that VHL loss creates a permissive environment for tumor formation, while additional alterations ...
Maja Dembic   +5 more
wiley   +1 more source

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