Publications by authors named "GuoGang Zhang"

Background: Metabolic dysfunction-associated fatty liver disease (MAFLD) presently poses a threat to approximately 24% of the global population. The consumption of healthy diets rich in an abundant assortment of vegetables has been scientifically validated to mitigate the progression of MAFLD. However, it remains uncertain whether all categories of vegetables confer benefits for MAFLD.

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Revascularization is crucial for treating myocardial infarction (MI). Nitric oxide (NO), at an appropriate concentration, is recognized as an ideal and potent pro-angiogenic factor. However, the application of NO in the treatment of MI is limited.

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Article Synopsis
  • * Results indicate a significant association between the two conditions, with hypertension increasing the risk of developing IDA and vice versa, confirmed through various analytical methods, including Mendelian randomization.
  • * The authors emphasize the importance of regular iron and anemia testing for hypertensive patients and monitoring blood pressure in those with IDA, recommending integrated health strategies to address both conditions effectively.
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Myocardial infarction (MI) has a 5-year mortality rate of more than 50% due to the lack of effective treatments. Interactions between cardiomyocytes and the MI microenvironment (MIM) can determine the progression and fate of infarcted myocardial tissue. Here, a specially designed Melanin-based composite nanomedicines (MCN) is developed to effectively treat MI by reprogramming the MIM.

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The onset and progression of atherosclerosis are closely linked to the involvement of macrophages. While the contribution of NLRP3 inflammasome activation to the creation of a local highly inflammatory microenvironment is well recognized, the precise triggers remain unclear. In this study, we aimed to investigate the regulatory mechanism of NLRP3 inflammasome activation in response to hypoxia-induced glycolysis involving PFKFB3 in the development of atherosclerosis.

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Amplified piezoelectric actuators have gained considerable attention due to their inherent advantages, including rapid response, reliability, and efficiency, making them promising candidates for Direct Current (DC) switching applications. They can operate in two distinct operational modes: Block-Free (B-F) and Free-Free (F-F) configurations. These two modes offer diverse mechanical constraints and are chosen based on the application's specific requirements.

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The PI3K/AKT/mTOR pathway plays critical roles in a wide array of biological processes. Phosphatidylinositol 3-kinase gamma (PI3Kγ), a class IB PI3K family member, represents a potential therapeutic opportunity for the treatment of cancer, inflammation, and autoimmunity. In this Perspective, we provide a comprehensive overview of the structure, biological function, and regulation of PI3Kγ.

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Background: The triglyceride glucose (TyG) index, TyG-body mass index (TyG-BMI), and triglyceride-density lipoprotein cholesterol ratio (TG/HDL-C) are substitute indicators for insulin resistance (IR). This study aimed to compare the predictive value of these indicators for 5-year mortality in critically ill patients with chronic heart failure (CHF).

Methods: Critically ill patients with CHF were identified from the Multiparameter Intelligent Monitoring in Intensive Care (MIMIC) III and IV databases.

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species, especially and , are the main zoonotic bacteria causing human gastroenteritis. A variety of species has been reported in wild birds, posing a potential avian-human transmission pathway. Currently, there has been little surveillance data on carriage in migratory birds in China.

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The pandemic of the coronavirus disease 2019 resulted in an increased prevalence of social isolation and loneliness. Cox proportional hazards regression was used to test the association between social isolation/loneliness, multiple cardiometabolic diseases (CMDs) and cardiometabolic multimorbidity (CMM). In the multivariable adjusted models, compared with the least isolated, the most isolated had independently associated with CMD (HR 1.

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Considering the high prevalence and poor prognosis of cardiometabolic multimorbidity (CMM), identifying causal factors and actively implementing preventive measures is crucial. However, Mendelian randomization (MR), a key method for identifying the causal factors of CMM, requires knowledge of the effects of SNPs on CMM, which remain unknown. We first analyzed the genetic overlap of single cardiometabolic diseases (CMDs) using the latest genome-wide association study (GWAS) for evidential support and comparison.

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Collateral circulation is essential for blood resupply to the ischemic heart, which is dictated by the contractile phenotypic restoration of vascular smooth muscle cells (VSMC). Here we investigate whether S-nitrosylation of AMP-activated protein kinase (AMPK), a key regulator of the VSMC phenotype, impairs collateral circulation. In rats with collateral growth and development, nitroglycerin decreases coronary collateral blood flow (CCBF), inhibits vascular contractile phenotypic restoration, and increases myocardial infarct size, accompanied by reduced AMPK activity in the collateral zone.

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The incorporation of malonic acid (MA) into compost as a regulator of the tricarboxylic acid (TCA) cycle has the potential to increase carbon sequestration. However, the influence of MA on the transformation of the microbial community during the composting process remains unclear. In this investigation, MA was introduced at different stages of chicken manure (CM) composting to characterize the bacterial community within the compost using high-throughput sequencing.

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Background: Chemotherapy-induced cardiovascular disease is a growing concern in the elderly population who have survived cancer, yet the underlying mechanism remains poorly understood. We investigated the role of ALKBH5 (AlkB homolog 5), a primary N-methyladenosine (mA) demethylase, and its involvement in mA methylation-mediated regulation of targets in aging-associated doxorubicin-induced cardiotoxicity.

Methods And Results: To validate the relationship between doxorubicin-induced cardiotoxicity and aging, we established young and old male mouse models.

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Article Synopsis
  • - Pulmonary embolism (PE) is a serious condition that is often misdiagnosed due to reliance on symptoms and lab data, with CT pulmonary angiography, the best diagnostic method, not being widely available
  • This study seeks to develop a machine learning-based screening model to quickly and accurately identify PE using easily accessible routine medical data
  • By analyzing information from 4,723 patient cases and using various machine learning techniques, the researchers aim to improve the detection of PE while addressing the imbalance in data samples to enhance the model's reliability
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Background: Prior research has established the correlation between insulin resistance (IR) and hypertension. While the association between triglyceride-glucose (TyG) index, a reliable surrogate marker of IR, and uncontrolled hypertension as well as arterial stiffness among individuals with hypertension remains undisclosed.

Methods: In this study, a total of 8513 adults diagnosed with hypertension from the National Health and Nutrition Examination Survey 1999-2018 were included.

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Natural products are irreplaceable reservoirs for cancer treatments. In this study, 12 phenanthrene compounds were extracted and isolated from . Each chemical structure was identified using comprehensive NMR analysis.

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The humic acid (HA) possesses a more recalcitrant structure, making it crucial carbon components that improve carbon sequestration. Moreover, ferrous ions could improve microbial activity and enhance compost humification, and their oxidation into iron oxides could adsorb carbon components for sequestration. Based on the advantages of low cost and easy availability of ferrous sulfate (FeSO4), this study investigated the effect of FeSO on carbon sequestration during composting.

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Introduction: Many patients with primary hypercholesterolemia do not achieve their plasma low-density lipoprotein cholesterol (LDL-C) goals with statin alone under a recommended dose of statin (e.g., 10 mg rosuvastatin) in China.

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  • The study explores how changes in rainfall due to climate change impact the nitrogen and phosphorus resorption efficiency in plants from a desert steppe environment.
  • A 4-year field experiment in Inner Mongolia evaluated these effects under different simulated precipitation conditions, ranging from a decrease to an increase of water.
  • Results showed that increased water availability led to higher soil moisture and plant biomass but decreased nitrogen and phosphorus concentrations in leaves, suggesting that water levels significantly influence nutrient cycling in these plants.
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New dammarane-type triterpenoid saponin, named 22()-notoginsenoside Ab1 (), together with thirteen known dammarane-type triterpenoid saponins (-) was isolated from the EtOH extract of black ginseng and their structures were elucidated on the basis of one- and two-dimensional NMR (including H-NMR, C-NMR, HSQC, HMBC, ROESY) and calculated ECD. Among them, compounds and - were isolated for the first time from ginseng and black ginseng. Besides, the absolute structure of 22()- and 22()- notoginsenoside Ab1 were distinguished by ECD for the first time.

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The Heilongjiang River Basin is a vast area with significant DOM sources and composition differences. The mechanism of DOM degradation under spatial variation remains unclear. This research investigated the degradation characteristics of DOM in different watersheds of the Heilongjiang River.

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Chicken manure, as an organic solid waste with a high nitrogen content, generates large amounts of ammonia during composting, which leads to pollution of the surrounding environment, and causes a reduction in the quality of the compost product. Nitrogen is transformed through the nitrogen cycle and bacterial communities are the main contributors to the transformation of the nitrogen cycle. The microbial composition changes dramatically at different stages during composting.

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Article Synopsis
  • - The study identified six new compounds and twelve known compounds from the seed shells of Cerasus humilis, using spectroscopic techniques for structure determination.
  • - The absolute configurations of these compounds were established through a combination of electronic circular dichroic (ECD) spectra and optical rotation data analysis.
  • - None of the compounds were cytotoxic to HepG2 and A549 cell lines, but most showed strong antioxidant activity.
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