Publications by authors named "Jinxu Wang"

This study aimed to assess the predictive value of perfusion index (PI) in determining the effectiveness of supraclavicular block (SCB) in children under sevoflurane or propofol general anesthesia. In this randomized controlled study, 104 children who underwent elective upper extremity surgery under sevoflurane or propofol anesthesia were scheduled to be enrolled. The primary outcome was the effects of PI in predicting the effectiveness of SCB under general anesthesia.

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The neurotransmitter acetylcholine (ACh) is essential in both the central and peripheral nervous systems. Recent studies highlight the significance of interactions between ACh and various neuromodulators in regulating complex behaviors. The ability to simultaneously image ACh and other neuromodulators can provide valuable information regarding the mechanisms underlying these behaviors.

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Neurochemical signals like dopamine (DA) play a crucial role in a variety of brain functions through intricate interactions with other neuromodulators and intracellular signaling pathways. However, studying these complex networks has been hindered by the challenge of detecting multiple neurochemicals simultaneously. To overcome this limitation, we developed a single-protein chemigenetic DA sensor, HaloDA1.

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Article Synopsis
  • Xanthanolides, or seco-guaianolides, are unique compounds known for their diverse biological activities and typically have a lactone ring structure known as a 12,8-olide.
  • The study uncovered the complete biosynthetic pathway for 8-epi-xanthatin, revealing that its structure originates from germacrene A acid through an oxidative process guided by a special cytochrome P450 enzyme.
  • This new understanding of xanthanolide biosynthesis contrasts with previous findings about 12,6-guaianolides and paves the way for using synthetic biology to produce xanthanolides in microbes.
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Background: Reliable, fast, and accurate weed detection in farmland is crucial for precision weed management but remains challenging due to the diverse weed species present across different fields. While deep learning models for direct weed detection have been developed in previous studies, creating a training dataset that encompasses all possible weed species, ecotypes, and growth stages is practically unfeasible. This study proposes a novel approach to detect weeds by integrating semantic segmentation with image processing.

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Background: Ferroptosis and inflammation are involved in cancer progression. The aim of this study was to identify inflammation-associated ferroptosis regulators in hepatocellular carcinoma (HCC).

Methods: FerrDb database was searched for ferroptosis-related genes.

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Background: Machine vision-based precision weed management is a promising solution to substantially reduce herbicide input and weed control cost. The objective of this research was to compare two different deep learning-based approaches for detecting weeds in cabbage: (1) detecting weeds directly, and (2) detecting crops by generating the bounding boxes covering the crops and any green pixels outside the bounding boxes were deemed as weeds.

Results: The precision, recall, F1-score, mAP, mAP0 of You Only Look Once (YOLO) v5 for detecting cabbage were 0.

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Dopamine is an important neurotransmitter that plays a biological role by binding to dopamine receptors. The dopaminergic system regulates neural activities, such as reward and punishment, memory, motor control, emotion, and sleep-wake. Numerous studies have confirmed that the dopaminergic system has the function of maintaining wakefulness in the body.

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Postoperative neurocognitive dysfunction (PND) is a common postoperative complication. Autophagy is correlated with the pathogenesis of PND. This study investigated the potential role of autophagy in the neuroprotection of dexmedetomidine (Dex) pretreatment in PND.

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Article Synopsis
  • Researchers identified antioxidant peptides from oysters, using advanced chromatography techniques, and focused on five specific peptides (F1-F5) with varying molecular weights.
  • These peptides showed strong antioxidant activities comparable to known antioxidants like butylated hydroxytoluene and ascorbic acid.
  • Among them, peptide F5 had the best scavenging abilities for free radicals and proved effective in protecting Caco-2 cells from oxidative damage, indicating its potential as a beneficial food additive.
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Sepsis-Associated Encephalopathy (SAE) is common in sepsis patients, with high mortality rates. It is believed that neuroinflammation is an important mechanism involved in SAE. High mobility group box 1 protein (HMGB1), as a late pro-inflammatory factor, is significantly increased during sepsis in different brain regions, including the hippocampus.

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Objective: To evaluate the analgesic efficacy of quadratus lumborum block (QLB) in adults undergoing nephrectomy.

Design: Systematic review and meta-analysis.

Patients: Adult patients (≥18 years of age) received nephrectomy under general anesthesia.

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Background: Remimazolam is a newer benzodiazepine with properties of rapid onset, short duration of action, and fast recovery. Our study was to evaluate the effects of different doses of remimazolam combined with alfentanil in colonoscopic polypectomy.

Methods: One hundred twenty patients were randomly divided into four groups: alfentanil and propofol (AP) group, alfentanil and remimazolam 0.

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Background: Pulse perfusion index (PI) reflects blood perfusion. It has been reported that PI can be used to evaluate the effect of nerve block, but currently, it is mainly focused on awake adults. In pediatric general anesthesia, it has been reported that PI can evaluate the effect of the sacral block.

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Objective: Restoring the blood perfusion of ischemic heart tissues is the main treatment for myocardial ischemia. However, the accompanying myocardial ischemia reperfusion injury (IRI) would aggravate myocardial damage. Previous studies have confirmed that aryl hydrocarbon receptor (AhR) is closely correlated to kidney and intestinal IRI.

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Surgical trauma can induce an inflammatory response in the central nervous system. Neuroinflammation is a crucial pathological mechanism of perioperative neurocognitive disorders (PND). Dexmedetomidine (Dex) is an alpha (α)-2 adrenoceptor agonist that is widely used in the perioperative period.

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Background: Neuroinflammation refers to a wide range of immune responses occurring in the brain or spinal cord. It is closely related to a variety of neurodegenerative diseases, for which it potentially represents a new direction for treatment. Electroacupuncture (EA) is one method of acupuncture treatment, which can be used as an adjuvant therapy for many diseases.

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Spontaneous fermentation is a critical step in the processing of high-quality fish sauce. In this study, a comparative UHPLC-Q/TOF-MS-based metabolomics approach combining equivalent-quantification and the taste activity value (TAV) was used, for the first time, to evaluate the taste qualities and characterize metabolite profiles in Chinese fish sauce during fermentation. A total of 22,816 metabolite ion features were extracted from fish sauce samples.

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The research studies the ultrastructure effect on texture of crisp grass carp (CGC) and grass carp (GC) fillets inducing heating for 15, 25, and 40 min with boiling water. After heating, the hardness, fracturability, springiness, chewiness, resilience, and cohesiveness of CGC were higher than that of raw CGC, whereas the all textural characteristics of heating GC were lower obviously than that of raw GC. The hardness, fracturability, springiness, chewiness, resilience, and cohesiveness of CGC for heating 15 min were higher by 6.

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Ethnopharmacological Relevance: Shenqi Fuzheng Injection (SFI) is an injectable traditional Chinese herbal formula comprised of two Chinese herbs, Radix codonopsis and Radix astragali, which were commonly used to improve immune functions against chronic diseases in an integrative and holistic way in China and other East Asian countries for thousands of years.

Materials And Methods: This present study was designed to explore the bioactive components on immuno-enhancement effects in SFI using the relevance analysis between chemical fingerprints and biological effects in vivo. According to a four-factor, nine-level uniform design, SFI samples were prepared with different proportions of the four portions separated from SFI via high speed counter current chromatography (HSCCC).

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Ethnopharmacological Relevance: Fufang Xueshuantong (FXST) Capsule is developed on a traditional Chinese medicine remedy, with a four-herb formula of Panax notoginseng, Radix astragali, Salvia miltiorrhizae and Radix scrophulariaceae. It has been used for treatment of the clinic cardiovascular disease for many years.

Materials And Methods: Due to its complexity of compositions and polypharmacological effects, it often complicates understanding of the mechanisms of action.

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Shenqi Fuzheng Injection (SFI) a well-known traditional Chinese medicine (TCM) formula, has been extensively used as an adjuvant to chemotherapy for cancer treatment in clinic. However, the chemical constituents in SFI, especially water-soluble ingredients, had not been investigated so far. In this study, an ultra-fast liquid chromatography (UFLC) coupled with electrospray ionization quadrupole time-of-flight mass spectrometry (ESI-Q-TOF-MS/MS) method was established for rapid separation and structural identification of the constituents in SFI.

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Ethnopharmacological Relevance: Radix Codonopsis and Radix Astragali, of which Shenqi Fuzheng Injection (SFI) is composed, are commonly used in traditional Chinese medicine to improve immune function against chronic diseases.

Aim Of The Study: The present study was thus designed to systematically elucidate the in vivo immuno-enhancement effects of SFI in immunosuppressed mice induced by cyclophosphamide (Cy) treatment.

Materials And Methods: Balb/c mice were injected intraperitoneally (i.

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Mitoxantrone was encapsulated into pegylated SUVs using ammonium sulfate gradient method. Four formulations (LM-s, LM-p, LM-m and LM-m-L) were prepared, which were made from different PCs and exhibited different PEG grafting density. In vitro release studies revealed that drug release rate increased with decreased T(m) of PCs, and reduced PEG polymer coverage.

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Mitoxantrone (MIT) was encapsulated into 60, 80 and 100nm pegylated hydrogenated soy phosphatidylcholine/cholesterol (HSPC/chol) vesicles using a transmembrane (NH(4))(2)SO(4) gradient. In-vitro release studies revealed that small-sized formulation had fast drug-release rate. Acute toxicity studies performed in c57 mice proved that all pegylated liposomal MIT (plm) formulations could be well-tolerated at a dose of 9mg/kg, significantly compared to severe toxicity induced by free mitoxantrone (f-M).

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