Results 61 to 70 of about 964,966 (303)

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Box-counting fractal dimension algorithm variations on retina images [PDF]

open access: yes, 2016
This research work investigates the influences of FD algorithm variation on the measurement of retinal vasculature complexity. Forty retinal vasculature images from publicly available dataset were subjected to four variations of box-counting FD algorithm.
Mohd Che Azemin (19983246)   +4 more
core  

Counting Seconds (Installation View #5) [PDF]

open access: yes, 2020
Work of art in mixed media by artist Kelsey Shurbet as part of a 2020 MFA Exhibition, entitled "Counting Seconds"
Shurbet, Kelsey
core  

Rescaled box counting for the topological analysis of spatial data [PDF]

open access: yes, 1994
Topological analysis of surfaces of natural objects can provide information about surface features (ridges, fragmentation, dendritic patterns) and surface roughness.
Loehle, C.
core   +1 more source

Quantification of thioacetamide-induced liver necrosis using fractal analysis [PDF]

open access: yesMedicinski Podmladak, 2018
Introduction: The liver is particularly susceptible to the toxicity from numerous chemical agents, because of its central role in the detoxification. Thioacetamide-induced liver injury is used as an animal model of acute hepatic failure. Fractal analysis
Milosavljević Jovan   +2 more
doaj  

Fractal Characteristic of Rock Cutting Load Time Series

open access: yesDiscrete Dynamics in Nature and Society, 2014
A test-bed was developed to perform the rock cutting experiments under different cutting conditions. The fractal theory was adopted to investigate the fractal characteristic of cutting load time series and fragment size distribution in rock cutting.
Hongxiang Jiang   +3 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Counting Seconds (Installation View #6) [PDF]

open access: yes, 2020
Work of art in mixed media by artist Kelsey Shurbet as part of a 2020 MFA Exhibition, entitled "Counting Seconds"
Shurbet, Kelsey
core  

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

Counting Seconds (Installation View #7) [PDF]

open access: yes, 2020
Work of art in mixed media by artist Kelsey Shurbet as part of a 2020 MFA Exhibition, entitled "Counting Seconds"
Shurbet, Kelsey
core  

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