Results 81 to 90 of about 5,118,057 (299)

Spatial heterogeneity of hotspot mutations and clonal relatedness in ovarian endometrioid carcinoma

open access: yesMolecular Oncology, EarlyView.
Spatially resolved analysis revealed heterogeneous distributions of selected cancer‐associated mutations within ovarian endometrioid carcinomas. Shared mutations between paired endometrial and ovarian tumors supported clonal relatedness. These findings highlight the value of sampling multiple tumor regions when interpreting molecular profiles ...
Takahito Ashihara   +10 more
wiley   +1 more source

A Survey on Distractors in Multiple-choice Questions and its Relationship on Difficulty and Discriminative Indices [PDF]

open access: yesمجله ایرانی آموزش در علوم پزشکی, 2019
Introduction: The distractors have a very important role in Multiple-Choice Question (MCQ) and it can influence the quality of the tests. This study aimed to investigate frequency of functioning and non-functioning distractors and the relationship ...
Abdolhussein Shakurnia
doaj  

Item Analysis of Multiple-Choice Questions at the Department of Community Medicine, Wah Medical College, Pakistan

open access: yesLife and Science, 2020
Objective: The objective of the study was to assess the quality of multiple-choice questions (MCQs) of three different assessments in the subject of Community Medicine by computing the difficulty index, discrimination index and reliability and to ...
Musarat Ramzan   +4 more
doaj   +1 more source

Attitudes of cancer patients toward ctDNA‐based liquid biopsy for follow‐up

open access: yesMolecular Oncology, EarlyView.
This mixed‐methods study explored cancer patients' experiences, knowledge, and preferences regarding ctDNA‐based liquid biopsy for follow‐up. Awareness of ctDNA was low and recall of previous liquid biopsy was imperfect, yet acceptance was high.
Siddharth Chhajlani   +7 more
wiley   +1 more source

A comprehensive word difficulty index for L2 listening

open access: yesLinguistic Proceedings Series, 2018
Word difficulty in listening tasks is considered challenging to assess because of its high subjectivity, high dimensionality, and low generalizability. We propose a word listening difficulty score formulated as a linear combination of several complementary features.
Kourosh Meshgi, Maryam Sadat Mirzaei
openaire   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

To Determine Factors Causing Difficulty in Laparoscopic Donor Nephrectomy – Prospective Analytic Study

open access: yesIndian Journal of Transplantation
Background: Concerns about laparoscopic donor nephrectomies exist. First and foremost, donor safety is a top priority. Second, the kidneys obtained through laparoscopic donor nephrectomy should provide recipients of kidney transplants with excellent ...
Manoj Kumar Dokania   +6 more
doaj   +1 more source

MagmaFlow: A desktop platform for artificial intelligence‐driven expression analysis

open access: yesFEBS Open Bio, EarlyView.
MagmaFlow is a free, no‐code platform for gene expression analysis. It generates interactive volcano plots, links genes to literature, pathways, and diseases, prioritizes candidates using millions of publications, identifies affected biological processes, builds network diagrams, and exports publication‐ready figures and reports for macOS and Windows ...
Carlos E. Buss   +7 more
wiley   +1 more source

Validación de la calidad de las preguntas en un examen final de la asignatura Morfofisiología Humana Validation of the quality of questions in a final examination of the subject Human Morphophysiology

open access: yesMedisan, 2013
Introducción: el índice de dificultad y el poder de discriminación son indicadores fáciles de calcular y útiles para el análisis de la correspondencia entre los resultados esperados y los obtenidos de un instrumento evaluativo.
Luis Ulpiano Pérez Marqués   +5 more
doaj  

In silico and in vitro exploration of a tyrosinase for biocatalytic production of catechols

open access: yesFEBS Open Bio, EarlyView.
Tyrosinase from Ralstonia pseudosolanacearum is a promising biocatalyst for producing valuable catechols from monophenol substrates. This tyrosinase is uniquely suited to this due to its high monophenolase : diphenolase ratio. We combined in silico docking and in vivo kinetic characterisation of this tyrosinase with 11 industrially relevant monophenols,
James Britton   +6 more
wiley   +1 more source

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