Results 71 to 80 of about 11,772 (251)

Flavonoids in Nasal Therapeutics: Biological Activities, Delivery Challenges, and Formulation Strategies–A Systematic Review

open access: yesPhytotherapy Research, EarlyView.
Overview of the therapeutic potential of flavonoids in nasal delivery systems, highlighting their benefits to the human nasal cavity, and applications in the treatment of respiratory and brain‐related diseases. ABSTRACT Flavonoids represent a significant group of secondary metabolites.
Jeniffer Viviana Ramirez Hernández   +5 more
wiley   +1 more source

Riding the sulfur cycle - metabolism of sulfonates and sulfate esters in Gram-negative bacteria [PDF]

open access: yes, 2017
Sulfonates and sulfate esters are widespread in nature, and make up over 95% of the sulfur content of most aerobic soils. Many microorganisms can use sulfonates and sulfate esters as a source of sulfur for growth, even when they are unable to metabolize ...
Kertesz, Michael A.
core  

Chrysin Mitigates Acetamiprid‐Induced Testicular Injury in Mice via Suppression of Endoplasmic Reticulum Stress and Inflammation

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Acetamiprid (ACP) is a neonicotinoid pesticide that is extensively utilized for the management of insect populations, but its toxic effects on the male reproductive system have become a source of concern. Chrysin (CHR) is a natural flavone found in many plants and bee products, including honey and propolis.
Selim Demir   +7 more
wiley   +1 more source

The Mechanism of NLRP3 Inflammasome Activation and Its Roles in Chronic Rhinosinusitis

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT NLRP3 (NLR family pyrin domain containing 3) is one of the crucial receptors in pathogen recognition receptor (PRR) families which can recognize the pathogen‐associated molecular patterns (PAMPs) and the damage‐associated molecular patterns (DAMPs), thus triggering innate immune response. After NLRP3 activation, it recruits the adaptor protein
Dong‐Lin Li   +4 more
wiley   +1 more source

Response of Fecal Bacteria and Fungi to Tannin‐Rich Diets in Sika Deer (Cervus nippon): Evidence from Both Feeding Experiments and Field Investigations

open access: yesIntegrative Zoology, EarlyView.
Feeding with tannin‐rich diets altered the fecal microbial composition and increased the relative abundance of tannin‐degrading microbes. We hypothesize that fecal bacteria and fungi may play important roles in helping herbivores adapt to tannin‐rich diets but respond to different tannin concentrations varies.
Di Zhu   +5 more
wiley   +1 more source

Metabarcoding of Pollen Carried by Syrphids Reveals Novel Plant–Pollinator Interactions in a Protected Natural Area and Agricultural Sites

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Using DNA metabarcoding, this study investigates pollen transported by syrphids (Syrphidae) in the Dolomiti Bellunesi National Park and agricultural sites in Northern Italy. The analysis reveals a high diversity of visited plant taxa, including previously undocumented plant–pollinator interactions.
Serena Magagnoli   +6 more
wiley   +1 more source

Phytoremediation of persistent organic pollutants [PDF]

open access: yes, 2009
Toxicity, chemical stability, bioaccumulation, and long-range transport of persistent organic pollutants (POPs) cause environmental and human health hazards, and demand the cleanup of remnants from previous applications.
Bittsanszky, Andras   +4 more
core   +1 more source

Human IDO2 exhibits unique binding affinities distinct to those of human IDO1

open access: yesThe FEBS Journal, EarlyView.
Although indoleamine 2,3‐dioxygenase 2 (IDO2) is highly homologous to IDO1, it displays markedly lower catalytic activity. We found that IDO2 binds L‐tryptophan (L‐Trp) in a flipped orientation stabilized by the IDO2‐specific residue His143. Replacement of His143 with the IDO1‐equivalent tyrosine restored an IDO1‐like binding mode and increased ...
Shunsuke Nogi   +8 more
wiley   +1 more source

OsCPN10a, cooperating with OsCPN20 and OsHSP60‐3B negatively regulate ABA signaling and enhance seed storability in rice

open access: yesJournal of Integrative Plant Biology, EarlyView.
Abscisic acid signaling homeostasis is essential for seed storability. The molecular chaperone OsCPN10a enhances rice seed storability by forming a trimeric chaperone complex with OsCPN20‐OsHSP60‐3B that attenuates abscisic acid signaling via direct interaction with OsPYL10‐OsABIL1, thereby maintaining starch integrity and offering a promising target ...
Sufeng Liao   +13 more
wiley   +1 more source

Influence of spices and spice principles on hepatic mixed function oxygenase system in rats.

open access: yesIndian journal of biochemistry & biophysics, 1990
The status of hepatic mixed function oxygenase system (MFOS) was investigated in rats fed spice principles: capsaicin, piperine and curcumin, as well as spices: cumin, ginger, fenugreek, cinnamon, asafoetida, mustard and tamarind at two dietary levels each.
K, Sambaiah, K, Srinivasan
openaire   +1 more source

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