Results 81 to 90 of about 12,708 (270)

[Exposició de productes agrícoles] [PDF]

open access: yes, 1934
Datació basada en el període d'activitat de Vicente Barberá Masip i Enrique Desfilis Barberá.Resumen: Imatges de productes de jardineria, llavors, fruites i cria d'animals corresponents a l'Exposició de flors, fruites, plantes i ocells inaugurada el 30 ...

core  

APPLICATION OF IMMUNOASSAY TECHNIQUES (ELISA) FOR MONITORING ATRAZINE AND ITS METABOLITES IN THE UNSATURATED ZONE

open access: yesRevista Águas Subterrâneas, 2000
The objective of the study was to develop analytical and sampling techniques for the detection of atrazine and their transformation products (DEA, DIA, DAA and HAY) in the subsurface aquatic environment at low concentrations. To validate the sampling and
Lucila Candela   +3 more
doaj  

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Els productes fitosanitaris: què regula la legislació europea? [cartell] [PDF]

open access: yes, 2018
Productes fitosanitaris; Legislació europea; Seguretat alimentàriaProductos fitosanitarios; Legislación europea; Seguridad alimentariaPhytosanitary products; European legislation; Food securityCartell que explica quins aspectes regula la legislació ...

core  

Structural Diversity and Biological Potential of Alkaloids from the Genus Hippeastrum, Amaryllidaceae: an Update. [PDF]

open access: yesRev Bras Farmacogn, 2021
Tallini LR   +4 more
europepmc   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Recursos web per a les adquisicions

open access: yesBiD: Textos Universitaris de Biblioteconomia i Documentació, 2000
Recopilació selectiva de recursos centrada en els processos d'adquisició i desenvolupament de col·leccions en les biblioteques. La majoria dels recursos seleccionats són localitzables a AcqWeb, selecció de productes en línia relacionats amb el tema.
Turiel, Josep
doaj  

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

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