Results 51 to 60 of about 1,474,815 (298)

A Brisk Tour of (Enriched) Category Theory [PDF]

open access: yes, 2017
In this paper, I will take you on a brief and brisk tour of the theory of (enriched) categories. While we won’t have time to see the theorems of category theory, we will see how the definitions unify a number of concepts across the mathematical landscape.
Myers, David Jaz
core   +1 more source

Enrichment and Representability for Triangulated Categories

open access: yesDocumenta Mathematica, 2017
Given a fixed tensor triangulated category mathsfS we consider triangulated categories mathsfT together with an mathsfS-enrichment which is compatible with the triangulated structure of mathsfT. It is shown that, in this setting, an enriched analogue of Brown representability holds when both mathsfS and mathsfT are compactly generated.
Steen, Johan, Stevenson, Greg
openaire   +4 more sources

Colletotrichum siamense infection caused transcripts involved plant hormone signal transduction and phenylpropanoid biosynthesis varied in strawberry

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2022
Colletotrichum siamense infected the petiole and crown of strawberry (Fragaria × ananassa), and this anthracnose threatens strawberry production heavily in Hubei province. Characteristic the variation of transcript caused by C. siamense is important for
Rong ZHENG, Bo SHU, Chun LUO
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

A duality of quantale-enriched categories

open access: yesJournal of Pure and Applied Algebra, 2012
We describe a duality for quantale-enriched categories that extends the Lawson duality for continuous dcpos: for any saturated class J of modules that commute with certain weighted limits, and under an appropriate choice of morphisms, the category of J-cocomplete and J-continuous quantale-enriched categories is self-dual.
Hofmann, Dirk, Waszkiewicz, Paweł
openaire   +3 more sources

Convergence and quantale-enriched categories [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2018
Generalising Nachbin's theory of ``topology and order'', in this paper we   continue the study of quantale-enriched categories equipped with a compact   Hausdorff topology.
Dirk Hofmann, Carla D. Reis
doaj  

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Transcriptome and metabolite profiling reveal that spraying calcium fertilizer reduces grape berry cracking by modulating the flavonoid biosynthetic metabolic pathway

open access: yesFood Chemistry: Molecular Sciences, 2021
Grape (Vitis vinifera L.) is one of the most widely cultivated fruit crops globally. Fruit cracking during fruit growth and development severely affects yield and quality, resulting in significant economic losses.
Chuan Zhang   +4 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

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