Results 61 to 70 of about 6,579 (265)

Polymeric nano‐delivery of gibberellic acid enhances fruit quality, yield and pedicel strength in grapevine (Vitis vinifera L.)

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Nanoparticulate systems offer an effective strategy for the targeted delivery of agrochemicals and for enhancing their efficacy. This study aimed to synthesize and characterize gibberellic acid (GA3)‐loaded poly(d,l‐lactic‐co‐glycolic acid) nanoparticles (PLGA NPs) and to evaluate the effects of their application on the flower ...
Semiha Erişen   +4 more
wiley   +1 more source

Streptococcal cysteine proteinase releases kinins: a novel virulence mechanism [PDF]

open access: yes, 1996
Previous work has indicated a crucial role for the extracellular cysteine proteinase of Streptococcus pyogenes in the pathogenicity and virulence of this important human pathogen.
Björck, Lars   +3 more
core  

A composite, host‐participatory haustorium links host compatibility to defence bifurcation in Alectra vogelii (Orobanchaceae)

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Parasitic weeds of the family Orobanchaceae are among the most damaging constraints on food production in the tropics, draining water and nutrients from their hosts and threatening the livelihoods of millions of smallholder farmers. Yellow witchweed (Alectra vogelii) can destroy entire legume harvests across sub‐Saharan Africa, where these crops are a ...
Hildah Kithinji   +2 more
wiley   +1 more source

Renin-angiotensin and kallikrein-kinin systems in diabetic retinopathy [PDF]

open access: yesScripta Medica, 2019
This brief review describes how two complex systems, the renin-angiotensin system (RAS) and the kallikrein-kinin system (KKS), affect the retina.
Igić Rajko
doaj  

Efficient water‐soluble blue/red‐emissive carbon dots matching plant absorption spectra: Synthesis, tunable control, and their applications in promoting plant growth

open access: yesResponsive Materials, EarlyView.
Guided by the spectral demand of plant photosystems, this review summarizes the synthesis, emission regulation, dual‐emission design, and gram‐scale production of CDs for agricultural applications. Spectrally matched blue‐ and red‐emissive CDs enhance plant light utilization by converting underutilized light into photosynthetically active radiation and
Yijing Chen   +5 more
wiley   +1 more source

Kinins induce abnormal vascular reactivity

open access: yes, 1988
Previous studies have shown that after experimental neural trauma or acute hypertension the brain produces superoxide anion radicals, and brain arterioles display endothelial lesions, dilation, and loss of normal reactivity in response to a decrease in ...
E. F. Ellis   +3 more
core   +1 more source

Integrative proteomic profiling of extracellular vesicle‐enriched preparations with machine learning identifies disease activity‐associated signatures linked to adverse pregnancy outcomes in systemic lupus erythematosus

open access: yesVIEW, EarlyView.
Integrating cross‐cohort extracellular vesicle proteomics with machine learning identifies a simplified protein signature (AGT, FETUB, SPP2, and FCN3) for adverse pregnancy outcome risk stratification in systemic lupus erythematosus, enabling precise disease‐activity discrimination beyond routine clinical assessment.
Weiwei Shi   +5 more
wiley   +1 more source

Kinins : important regulators in inflammation induced bone resorption

open access: yes, 2006
Inflammatory processes in, or in close vicinity of, the skeleton often lead to loss of bone tissue. Different cytokines have been shown to be involved as stimulators of inflammatory induced osteoclastic bone resorption. During inflammatory processes also
Bernhold Brechter, Anna
core   +2 more sources

Prostaglandin E2 (PGE2) signaling regulates fluid excretion and uric acid metabolism in the mosquito Anopheles gambiae

open access: yesInsect Science, EarlyView.
Prostaglandin E2 (PGE2) signaling via its receptor has integral roles in mosquito physiology, mediating fluid excretion, stimulating hindgut contractions, and in modulating uric acid levels. Together, these results uncover previously unrecognized roles of prostaglandin signaling in osmotic balance and metabolic homeostasis in mosquitoes.
Hyeogsun Kwon   +3 more
wiley   +1 more source

Roles of Kinins in the Nervous System

open access: yesCell Transplantation, 2015
The kallikrein-kinin system (KKS) is an endogenous pathway involved in many biological processes. Although primarily related to blood pressure control and inflammation, its activation goes beyond these effects.
Priscilla D. Negraes   +4 more
doaj   +1 more source

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