Publications by authors named "XianMei Li"

Article Synopsis
  • Chronic obstructive pulmonary disease (COPD) is a serious health issue marked by inflammation and lung damage, and Quercetin (Que) shows potential as a treatment, but its effectiveness is limited due to poor solubility.
  • This study created a novel liposome (Que-lipo) for better delivery of Que and tested it on mice with COPD induced by cigarette smoke, examining its effects on inflammation and lung health.
  • Results indicated that Que-lipo enhanced the solubility and uptake of Que, reduced lung inflammation and fibrosis, and positively influenced key proteins related to cell death, showcasing its potential as a therapeutic option for COPD.
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Colorectal cancer (CRC) is one of the leading causes of cancer-related mortality. LncRNA NORAD is frequently upregulated and positively associated with various cancer progressions. We discovered NORAD was significantly upregulated in CRC tissues and cells.

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Tumor xenograft animal models play a crucial role in hepatocellular carcinoma (HCC) research. Mice xenograft models are time consuming, laborious and expensive while zebrafish tumor xenograft models are cost-effective and effortless. However, the development of orthotopic xenograft models for HCC in zebrafish embryos has been challenging due to the small size of zebrafish livers.

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Article Synopsis
  • Smoking can damage the intestines and both heated tobacco products (HTP) and regular cigarettes have harmful effects on the gut.
  • In a study, rats were exposed to HTP and cigarette smoke for 13 weeks, and both caused inflammation and oxidative stress in their intestines.
  • Although HTP has fewer harmful chemicals compared to cigarettes, more research is needed to understand its health risks.
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Background: The potential impact of pre-existing coronary artery stenosis (CAS) on acute pulmonary embolism (PE) episodes remains underexplored. This study aimed to investigate the association between pre-existing CAS and the elevation of high-sensitivity cardiac troponin I (hs-cTnI) levels in patients with PE.

Methods: In this multicenter, prospective case-control study, 88 cases and 163 controls matched for age, sex, and study center were enrolled.

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Pulmonary arterial hypertension (PAH) is a progressive vascular disease characterized by remodeling of the pulmonary vasculature and elevated pulmonary arterial pressure, ultimately leading to right heart failure and death. Despite its clinical significance, the precise molecular mechanisms driving PAH pathogenesis warrant confirmation. Compelling evidence indicates that during the development of PAH, pulmonary vascular cells exhibit a preference for energy generation through aerobic glycolysis, known as the "Warburg effect", even in well-oxygenated conditions.

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Background: Heated tobacco product (HTP) considered to be a novel tobacco product which was reported safer than traditional cigarettes evidenced by lower potential harmful components released. Liver is an important detoxification organ of the body, the chemical components in aerosols are metabolized in the liver after absorbed, so it is necessary to explore the effect of HTP on the liver.

Materials And Methods: The potential effect of HTP and cigarette smoke (CS) on SD rats was explored according to OECD 413 subchronic inhalation.

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Heart failure (HF) is a major and growing public health concern. Although advances in medical and surgical therapies have been achieved over the last decades, there is still no firmly evidence-based treatment with many traditional Chinese medicines (TCMs) for HF. Huoxin Pill (HXP), a TCM, has been widely used to treat patients with coronary heart disease and angina pectoris.

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Background: The pathogenesis of chronic thromboembolic pulmonary hypertension (CTEPH) is multifactorial and growing evidence has indicated that hematological disorders are involved. Clonal hematopoiesis of indeterminate potential (CHIP) has recently been associated with an increased risk of both hematological malignancies and cardiovascular diseases. However, the prevalence and clinical relevance of CHIP in patients with CTEPH remains unclear.

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Background: Researches have shown that chronic inhalation of cigarette smoke (CS) disrupts male reproductive system, but it is unclear about the mechanisms behind reproductive damages by tobacco toxicants in male rats. This study was designed to explore the effects of heated tobacco products (HTP) aerosols and CS exposure on the testicular health of rats.

Materials And Methods: Experiments were performed on male SD rats exposed to filtered air, HTP aerosols at 10 μg/L, 23 μg/L, and 50 μg/L nicotine-equivalent contents, and also CS at 23 μg/L nicotine-equivalent content for 90 days in five exposure groups (coded as sham, HTP_10, HTP_23, HTP_50 and Cig_23).

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Because the 6-minute walking test (6MWT) is a self-paced submaximal test, the 6-minute walking distance (6MWD) is substantially influenced by individual effort level and physical condition, which is difficult to quantify. We aimed to explore the optimal indicator reflecting the perceived effort level during 6MWT. We prospectively enrolled 76 patients with pulmonary arterial hypertension and 152 healthy participants; they performed 2 6MWTs at 2 different speeds: (1) at leisurely speed, as performed in daily life without extra effort (leisure 6MWT) and (2) an increased walking speed, walking as the guideline indicated (standard 6MWT).

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Background: The efficacy and safety of percutaneous transluminal pulmonary angioplasty (PTPA) for Takayasu arteritis-associated pulmonary hypertension (TA-PH) remain unclear.

Objectives: To examine the efficacy and safety of PTPA in TA-PH.

Methods: PubMed, Embase, and the Cochrane Central Register of Controlled Trials Library were searched from inception to August 18, 2022, for articles investigating the efficacy and safety of PTPA for TA-PH.

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Background And Purpose: The relationships among interleukin (IL)-10 levels, anxiety, and cognitive status after stroke remain controversial. We aimed to determine the associations of serum IL-10 levels with poststroke anxiety (PSA) and poststroke cognitive impairment (PSCI).

Methods: We recruited 350 patients with stroke, of whom only 151 completed a 1-month follow-up assessment.

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Xylitol is a hygroscopic compound known to protect nasal cavity against bacteria. It has also been developed into nasal spray and evaluated as a potential candidate drug for respiratory diseases. Consequently, it is necessary to study its inhalation toxicity.

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Xylitol has reported to decrease gingival inflammation and nasopharyngeal pneumonia, which indicated that xylitol may have potential application in respiratory diseases. Although some studies have reported the inhalation toxicity of xylitol, however, the longest period tested was only for 14 days. The inhalation toxicity of xylitol is insufficient.

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The surrogate reproduction technique, such as inter-specific spermatogonial stem cells (SSCs) transplantation (SSCT), provides a powerful tool for production of gametes derived from endangered species or those with desirable traits. However, generation of genome-edited gametes from a different species or production of gametes from a phylogenetically distant species such as from a different subfamily, by SSCT, has not succeeded. Here, using two small cyprinid fishes from different subfamilies, Chinese rare minnow (gobiocypris rarus, for brief: Gr) and zebrafish (danio rerio), we successfully obtained Gr-derived genome-edited sperm in zebrafish by an optimized SSCT procedure.

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Background: Interleukin-10 (IL-10) is a pathophysiological factor in acute ischaemic stroke (AIS) and is relevant to mood disorders after stroke. We evaluated the predictive value of IL-10 in patients with post-stroke depression (PSD).

Methods: A total of 350 stroke patients were recruited at baseline, and 151 AIS patients were screened and completed a 1-month follow-up.

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Rosacea is a chronic inflammatory disease characterized by facial flushing, erythema, telangiectasia, papules, and pustules. Its pathogenesis has not been fully understood. In 2017, the global ROSacea COnsensus (ROSCO) panel updated the diagnosis, classification, and assessment of rosacea.

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Food is the paramount necessity of the people, while food safety is the priority. Facing the increasingly serious food safety problems in China, how to improve food safety has become the responsibility of the whole society, and also the obligation of social development. Based on the 8000 residents' survey data, the ordinal logistic model was used to analyze the residents' satisfaction with food safety.

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Suppressive regulatory T cells (Treg cells) play a vital role in preventing autoimmunity and restraining excessive immune response to both self- and non-self-antigens. Studies on humans and mice show that the Forkhead box p3 (Foxp3) is a key regulatory gene for the development and function of Treg cells. In zebrafish, Treg cells have been identified by using foxp3a as a reliable marker.

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The clustered regularly interspaced short palindromic repeats (CRISPR)/Cas9 technology has been widely utilized for knocking out genes involved in various biological processes in zebrafish. Despite this technology is efficient for generating different mutations, one of the main drawbacks is low survival rate during embryogenesis when knocking out some embryonic lethal genes. To overcome this problem, we developed a novel strategy using a combination of CRISPR/Cas9 mediated gene knockout with primordial germ cell (PGC) transplantation (PGCT) to facilitate and speed up the process of zebrafish mutant generation, particularly for embryonic lethal genes.

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Foodborne enteritis has become a limiting factor in aquaculture. Plant protein sources have already caused enteritic inflammation and inhibition in growth performance. Attempts have been made to find an effective solution to foodborne enteritis.

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Objectives: Interleukin-33, a newly identified member of interleukin-1 family, had been confirmed to play a crucial role in regulating inflammatory responses in various disease. However, the exact role of interleukin-33 in the disease process of acute ischemic stroke still remains unclear. This study aims to demonstrate the relationship between interleukin-33 levels and long-term functional outcome as well as ischemic stroke recurrence.

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