Results 61 to 70 of about 542,941 (337)

Organometallic Precursor‐Induced Gradient Architecture on Multilayer Nanoporous Graphene Membranes for Precise Organic Solvent Nanofiltration

open access: yesAdvanced Functional Materials, EarlyView.
Alumina growth narrows surface pores and seals non‐selective defects, enhancing selectivity while preserving the nanoporous graphene architecture. Additionally, the deposition enables gradient‐controlled structural modification, with intergrown alumina acting as a physical cross‐linker that stabilizes the laminar structure.
Junhyeok Kang   +8 more
wiley   +1 more source

Prevalence and associated factors of partially/non-immunization of under-five in Goma city, Democratic Republic of Congo: a community-based cross-sectional survey

open access: yesThe Pan African Medical Journal, 2015
INTRODUCTION: at the East part of DRC, anecdotal reports are advancing several causes of unsuccessful campaign of vaccination by the time going: rumors about use of vaccines for killing purpose, injection of vaccine to decrease the reproductive potential
André Mwanishayi Kabudi   +3 more
doaj   +1 more source

Bacteria and Fungi Synergistically Reprogram Flavonoid Metabolites in the Pericarp of Citrus Reticulata 'Chachi' During Storage

open access: yesAdvanced Science, EarlyView.
The authors employed widely targeted metabolomics, microbial amplicon sequencing, and fermentation assays to investigate the microbiome 's influence on PCRC 's (pericarp of Citrus reticulata ' Chachi ') flavonoid profile over 0–19 years of storage. Based on the correlation analysis, solid‐state and liquid‐state fermentation, and catalytic activity ...
Jianmu Su   +10 more
wiley   +1 more source

Removal of anionic dye Congo red from aqueous environment using polyvinyl alcohol/sodium alginate/ZSM-5 zeolite membrane

open access: yesScientific Reports, 2020
In this study, a novel PVA/SA/ZSM-5 zeolite membrane with good regeneration capacity was successfully prepared by solvent casting technique. The properties of the membranes were assessed by employing different characterization techniques such as X-ray ...
S. Radoor   +3 more
semanticscholar   +1 more source

Peptide Sequence Programmed Piezoelectric Response by Supramolecular Self‐Assembly

open access: yesAdvanced Science, EarlyView.
In this study, hydrophobic tripeptides are explored as building blocks for stable piezoelectric crystals. Tripeptides with phenylalanine at the central position self‐assembled into uniform, thermally stable crystals. Piezoresponse force microscopy reveals a high effective piezoelectric coefficient of 24.0 pC N−1, attributed to asymmetric molecular ...
Xuejiao Yang   +6 more
wiley   +1 more source

Pratique de la mesure ambulatoire de la pression artérielle à Brazzaville (Congo): données préliminaires

open access: yesThe Pan African Medical Journal, 2015
INTRODUCTION: évaluer l'apport de la MAPA dans la prise en charge de l'hypertension artérielle à Brazzaville. METHODES: cette étude transversale descriptive a été menée à Brazzaville entre janvier 2011 et décembre 2013 (soit 36 mois).
Stéphane Méo Ikama   +8 more
doaj   +1 more source

Influence environnementale sur la qualité des eaux de surface du bassin versant de la Loudima, sud – est de la République du Congo [PDF]

open access: yesRevue de Géographie Tropicale et d’Environnement
Cette étude vise à analyser l’influence des facteurs environnementaux sur la qualité des eaux de surface du bassin versant de la Loudima, situé au sud-est de la République du Congo.
Médard NGOUALA MABONZO; Caleb Abogaël BISSOMBOLO BANZOUZI
doaj   +1 more source

Clinical profile of children with haemophilia at the University Hospital of Brazzaville

open access: yesThe Journal of Haemophilia Practice, 2020
Haemophilia is a rare hereditary haemorrhagic disease caused by coagulation factor VIII (haemophilia A) or IX (haemophilia B) deficiency. Very few data exist on this disease in Congo.
Galiba Atipo Tsiba FO   +5 more
doaj   +1 more source

Spatial and temporal variability of plant-available soil water in Congo Basin and its relationship with tree species distributions [PDF]

open access: yes, 2012
Regional-scale patterns of tropical rainforest tree composition can be due to climate (rainfall, dry season length), geology and/or soil properties (chemical fertility, available water). In Amazonia, soil fertility and dry season length appears to be the
Fayolle, Adeline   +5 more
core  

Islet Amyloid Polypeptide Modelled to Simulate Diabetes Co‐Oligomerized with β‐Amyloid 1‐42 Reproducing the Pathological Cascade of Alzheimer's Disease in Human Cerebral Organoids

open access: yesAdvanced Science, EarlyView.
Human islet amyloid polypeptide (hIAPP) was used to mimic T2DM, and Aβ42‐hIAPP co‐oligomers were delivered into the human mature cerebral organoids (COs), which reproduce typical AD pathology and significant neuronal death more closely resembling that of AD patients.
Jin Yan   +6 more
wiley   +1 more source

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