Results 51 to 60 of about 9,737,503 (211)

The Arabidopsis Thylakoid Protein PAM68 Is Required for Efficient D1 Biogenesis and Photosystem II Assembly [PDF]

open access: yes, 2010
Photosystem II (PSII) is a multiprotein complex that functions as a light-driven water:plastoquinone oxidoreductase in photosynthesis. Assembly of PSII proceeds through a number of distinct intermediate states and requires auxiliary proteins.
Leister, D.   +37 more
core   +1 more source

Interaction, Satisfaction, and the PCC [PDF]

open access: yes, 2023
The Person-Case Constraint (PCC) is a family of restrictions on the relative person of the two objects of a ditransitive. PCC effects offer a testing ground for theories of Agree and of syntactic features, both those on nominals and those found on ...
Deal, Amy Rose
core   +1 more source

Early coding unit termination algorithm for video-based dynamic point cloud compression

open access: yesFrontiers in Physics
The widespread application of dynamic point clouds is currently hindered by the immense computational complexity of the Video-based Point Cloud Compression (V-PCC) standard.
Tao Tian   +4 more
doaj   +1 more source

Continuum Mechanics Modeling of Flexible Spring Joints in Surgical Robots

open access: yesAdvanced Robotics Research, EarlyView.
A new mechanical model of a tendon‐actuated helical extension spring joint in surgical robots is built using Cosserat rod theory. The model can implicitly handle the unknown contacts between adjacent coils and numerically predict spring shapes from straight to significantly bent under actuation forces.
Botian Sun   +3 more
wiley   +1 more source

Evaluation of Bond Retainage in Portland Cement Concrete Overlays Using Infrared Thermography and Ground Penetrating Radar, HR-537, Final Report, 1989 [PDF]

open access: yes, 1989
When concrete deterioration begins to occur in highway pavement, repairs become necessary to assure the rider safety, extend its useful life and restore its riding qualities. One rehabilitation technique used to restore the pavement to acceptable highway

core  

The state of patient-centered care and associated factors at a large referral hospital in Northwestern Uganda: Perceptions of patients

open access: yesInternational Journal of Africa Nursing Sciences
Background: A Patient-Centered Care (PCC) approach to health service delivery is considered one of the essential domains of healthcare quality. This has been shown to improve patient satisfaction with health services and patient outcomes, but it has not ...
Mary Aleni   +8 more
doaj   +1 more source

3D Printing of Self‐Healing Polymers by Material Extrusion: A Process‐Centric Review of Setups, Parameters, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
This review highlights recent advances in material extrusion 3D printing of self‐healing polymers, focusing on the interplay between material chemistry, rheology, hardware customization, and process optimization. Filament‐ and ink‐based extrusion strategies, multimaterial architectures, and postprocessing approaches are discussed for applications in ...
Antonio Pavone   +2 more
wiley   +1 more source

Materials and Mix Optimization Procedures for PCC Pavements;TR-484, March 2006 [PDF]

open access: yes, 2006
Severe environmental conditions, coupled with the routine use of deicing chemicals and increasing traffic volume, tend to place extreme demands on portland cement concrete (PCC) pavements.

core  

The hybrid histidine kinase Slr1759 of the cyanobacterium Synechocystis sp. PCC 6803 contains FAD at its PAS domain [PDF]

open access: yes, 2009
Michel K-P, Schröder A-K, Zimmermann M, et al. The hybrid histidine kinase Slr1759 of the cyanobacterium Synechocystis sp. PCC 6803 contains FAD at its PAS domain. Archives of Microbiology. 2009;191(6):553-559.The cyanobacterium Synechocystis sp.
Zimmermann, Maike   +6 more
core   +1 more source

Deep Contrastive Learning for High‐Throughput Prediction of Drug Resistance Mutations from Sequences

open access: yesAdvanced Science, EarlyView.
This study presents DeepMutDTA, a deep learning framework aimed at predicting mutation‐induced changes in protein‐drug interactions and prioritizing variants potentially linked to drug resistance. Trained on large‐scale data, it incorporates SimSiam‐MuTF, a label‐aware contrastive fine‐tuning strategy that encourages separation between WT and MT ...
Xiaowen Hu   +7 more
wiley   +1 more source

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