Results 31 to 40 of about 210,890 (261)

Mitral Valve Surgical Treatment with Mini-Invasive Access (Five-Year Results)

open access: yesУкраїнський журнал серцево-судинної хірургії
In the world, minimally invasive mitral valve surgery (MIMVS) has a recognized role in the surgical treatment of mitral valve (MV) diseases, however, this technique has not yet been widely used in our country. Due to the lack of clear clinical guidelines
Vasyl V. Fylypchuk   +1 more
doaj   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Impact of endogenous learning curves on maritime transition pathways

open access: yesEnvironmental Research Letters
The maritime industry is a crucial hard-to-abate sector that is expected to depend on high-energy density renewable liquid fuels in the future. Traditionally, decarbonization pathways have been assessed assuming exogenous cost trajectories for renewable ...
Sebastian Franz, Rasmus Bramstoft
doaj   +1 more source

Exploring Learning Curves in Acupuncture Education Using Vision-Based Needle Tracking

open access: yesMultimodal Technologies and Interaction, 2023
Measuring learning curves allows for the inspection of the rate of learning and competency threshold for each individual, training lesson, or training method.
Duy Duc Pham   +4 more
doaj   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Learning Curve? Which One? [PDF]

open access: yesBAR: Brazilian Administration Review, 2004
Learning curves have been studied for a long time. These studies provided strong support to the hypothesis that, as organizations produce more of a product, unit costs of production decrease at a decreasing rate (see Argote, 1999 for a comprehensive ...
Paulo Prochno
doaj  

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Learning Curves in Open, Laparoscopic, and Robotic Pancreatic Surgery

open access: yesAnnals of Surgery Open, 2022
Objective:. To depict and analyze learning curves for open, laparoscopic, and robotic pancreatoduodenectomy (PD) and distal pancreatectomy (DP). Background:.
P. C. Müller, MD   +14 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Cost Projection of State of the Art Lithium-Ion Batteries for Electric Vehicles Up to 2030

open access: yesEnergies, 2017
The negative impact of the automotive industry on climate change can be tackled by changing from fossil driven vehicles towards battery electric vehicles with no tailpipe emissions.
Gert Berckmans   +5 more
doaj   +1 more source

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