Publications by authors named "Ma Liqing"

Article Synopsis
  • - The study investigates the lactate-to-albumin ratio (LAR) as a potential predictor of mortality in patients with acute respiratory distress syndrome (ARDS), finding it to be a significant factor for 28-day mortality (HR 1.11, P < 0.001).
  • - Out of 769 ARDS patients, a 28-day mortality rate of 38% was observed, with LAR showing higher discrimination for mortality than either lactate or albumin alone.
  • - Kaplan-Meier analysis revealed that patients with high LAR (>0.9055) have significantly higher mortality rates, although they experienced shorter hospital stays, likely due to increased in-hospital mortality.
View Article and Find Full Text PDF

Background: and are well-known important intestinal zoonotic pathogens that can infect various hosts and cause diarrhoeal diseases. We aimed to determine the epidemiological prevalence and molecular characterization of and species in Himalayan marmot (, class Marmota) in the Qinghai Tibetan Plateau Area of Qinghai Province, Northwest China.

Methods: Overall, 243 Himalayan marmot fecal samples were collected in 2017 and in 2019 and a two-step nested PCR technique was performed to amplify the fragments of the SSU rRNA gene of and 18S ribosomal RNA gene of .

View Article and Find Full Text PDF
Article Synopsis
  • - Deltacoronavirus, which primarily affects pigs and wild birds, was identified in bird samples from Qinghai Lake, China, in 2021, showing a 5.94% positivity rate in fecal samples.
  • - A new strain, named A/black-headed gull/Qinghai/2021 (BHG-QH-2021), was found to be genetically related to strains from the UAE, China, and Poland, raising concerns about potential cross-species transmission to humans.
  • - Interestingly, the receptors that BHG-QH-2021 binds to are more similar to those of the human coronavirus 229E, suggesting a possible avenue for enhanced infection risk in humans despite its primary infection being limited to
View Article and Find Full Text PDF

Study Objective: To assess the impact of preoperative infection with the contemporary strain of severe acute respiratory coronavirus 2 (SARS-CoV-2) on postoperative mortality, respiratory morbidity and extrapulmonary complications after elective, noncardiac surgery.

Design: An ambidirectional observational cohort study.

Setting: A tertiary and teaching hospital in Shanghai, China.

View Article and Find Full Text PDF

The northwestern region of China, known as the Qinghai-Tibet Plateau Area (QTPA), is characterized by unique climate conditions that support the breeding of various highly-adapted livestock species. Tick vectors play a significant role in transmitting and species, posing serious risks to animal health as well as the economy of animal husbandry in QTPA. A total of 366 blood samples were collected from Tibetan sheep ( = 51), goats ( = 67), yaks ( = 43), cattle ( = 49), Bactrian camels ( = 50), horses ( = 65), and donkeys ( = 40).

View Article and Find Full Text PDF

Objective: Bempedoic acid, an innovative oral medication, has garnered significant interest in recent times due to its potential as a therapeutic intervention for hypercholesterolemia. Nonetheless, the outcomes of the initial investigations might have been more definitive and coherent. Our objective was to perform a quantitative meta-analysis in order to evaluate bempedoic acid's safety and effectiveness.

View Article and Find Full Text PDF
Article Synopsis
  • * A study collected 428 samples (62 ticks and 366 blood samples) from 20 areas in the plateau to detect various tick-borne pathogens, revealing a significant prevalence of infections particularly in Tibetan sheep and goats.
  • * This research is the first of its kind in the region concerning tick-borne bacterial pathogens in goats, cattle, horses, and donkeys, providing important data on the distribution and genetic diversity of these pathogens in China.
View Article and Find Full Text PDF

Asperosaponin VI (ASA VI) is a bioactive triterpenoid saponin extracted from Diptychus roots, of Diptyl, and has previously shown protective functions in rheumatoid arthritis and sepsis. This study investigates the effects and molecular mechanisms of ASA VI on skeletal muscle regeneration in a cardiotoxin (CTX)-induced skeletal muscle injury mouse model. Mice were subjected to CTX-induced injury in the tibialis anterior and C2C12 myotubes were treated with CTX.

View Article and Find Full Text PDF
Article Synopsis
  • - This study investigates the role of MYO6 in the differentiation of osteoclasts and its contribution to joint damage in a mouse model of rheumatoid arthritis.
  • - Using various methods, including micro-CT imaging and enzyme assays, researchers found that mice lacking MYO6 showed less arthritis symptoms and reduced bone damage, linked to inhibited osteoclast development.
  • - MYO6 was identified as crucial for podosome organization and endosome transport in osteoclasts, affecting their function and potentially impacting arthritis progression.
View Article and Find Full Text PDF

Background: Asperosaponin VI (AVI) is a natural triterpenoid saponin isolated from Dipsacus asper Wall with documented anti-inflammatory and bone protective effects. Our previous work reported that AVI protects the liver of septic mice from acute inflammatory damage. In this paper, we further explored the protective effect and the potential mechanisms of AVI in alcoholic fatty liver disease (AFLD).

View Article and Find Full Text PDF
Article Synopsis
  • This study investigates a microsporidial species affecting humans and animals, focusing on its prevalence and genotypes in livestock and wild animals around Qinghai Lake in the Qinghai-Tibetan Plateau.
  • Researchers collected fecal samples from various animals, including Tibetan sheep, yaks, wild birds, blue sheep, and Przewalski's gazelle, testing for the presence of the microsporidian species using PCR and sequencing.
  • Findings revealed multiple genotypes among the animals, including known and novel genotypes, providing important epidemiological insights and highlighting potential zoonotic risks in this unique ecological region.
View Article and Find Full Text PDF

Opposite roles of circular RNA MM-associated circular RNA (circ-MYBL2) have been observed in different malignancies, and its role in pancreatic adenocarcinoma (PA) is unknown. Our preliminary sequencing data revealed its inverse correlation with microRNA-19a (miR-19a). This study was performed to explore the role of circ-MYBL2 in PA and its crosstalk with miR-19a.

View Article and Find Full Text PDF
Article Synopsis
  • * Researchers collected 214 water samples from different sites, including wastewater treatment plants, a slaughterhouse, and rivers, and used advanced techniques like real-time PCR for analysis.
  • * They found T. gondii DNA in 1.9% of the samples, indicating moderate levels of contamination, which suggests potential links to infections in humans and animals in the area.
View Article and Find Full Text PDF

Fermented brown milk has gained popularity because of its unique taste and flavor. Lactobacillus bulgaricus ND02 is a starter culture that has good milk fermentation characteristics. This study aimed to profile the metabolites produced during Maillard browning and to identify metabolomic differences between fermented brown milk and fermented milk produced by the ND02 strain.

View Article and Find Full Text PDF

N-glycosylation plays critical roles in protein secretion, sorting, stability, activity modulation, and interactions to other molecules in the eukaryotic organisms. Fungal β-1,4-mannanases have been widely used in the agri-food industry and contribute to the pathogenesis on plants. However, the information on N-glycosylation of a specific fungal carbohydrate-active enzyme (CAZyme) is currently limited.

View Article and Find Full Text PDF
Article Synopsis
  • - The study investigates the genetic diversity and selection signatures of Tibetan sheep, which are well-adapted to high altitudes and important for local agriculture, identifying over 30 million SNPs and 5 million indels compared to the ovine genome.
  • - By utilizing various analytical approaches, the research uncovers key candidate genes associated with hypoxia response, meat quality, disease resistance, and coat color, indicating genetic factors linked to adaptation and production traits.
  • - Physiological tests show that Tibetan sheep have enhanced oxygen-carrying capabilities, suggesting they are better suited for their high-altitude environment compared to other sheep breeds, enhancing our understanding of traits important for livestock breeding.
View Article and Find Full Text PDF

Cryptosporidium and Giardia are important intestinal zoonotic pathogens that can infect various hosts and cause diarrhoeal diseases. There are few reports of the epidemiological prevalence and molecular characterization of Cryptosporidium and Giardia in wild birds around Qinghai Lake and in the surrounding areas on the Qinghai-Tibetan Plateau, Northwest China. Therefore, the aim of this study was to determine the Cryptosporidium spp.

View Article and Find Full Text PDF

Due to the specific plateau climate, a variety of unique animals live in the Qinghai-Tibetan Plateau Area (QTPA) including yaks (Bos grunniens), Tibetan sheep (Ovis aries) and Bactrian camels (Camelus bactrianus). However, information on tick-borne diseases (TBDs) in the QTPA and on the molecular characteristics of tick-borne pathogens (TBPs) in the area is limited. Therefore, the aim of this study was to investigate Anaplasma spp.

View Article and Find Full Text PDF
Article Synopsis
  • This study examines the contamination rates of Cryptosporidium and Giardia, two harmful parasites linked to diarrheal diseases, in vegetables sold by street vendors in Xining City, Qinghai Province, China.
  • A total of 642 vegetable samples were analyzed using PCR and sequence methods, revealing that 2.5% were contaminated with Cryptosporidium and 11.4% with Giardia.
  • The study identifies two species of Cryptosporidium and different assemblages of Giardia, marking the first report of their presence in vegetables from the Qinghai Tibetan Plateau Area.
View Article and Find Full Text PDF

The Qinghai-Tibetan Plateau Area (QTPA) is a plateau with the highest average altitude, located in Northwestern China. There is a risk for interspecies disease transmission, such as spotted fever rickettsioses. However, information on the molecular characteristics of the spotted fever group (SFG) spp.

View Article and Find Full Text PDF

In the current study, we sought to investigate whether T-type Ca channels (TCCs) in the brain are involved in generating post-anesthetic hyperexcitatory behaviors (PAHBs). We found that younger rat pups (postnatal days 9-11) had a higher incidence of PAHBs and higher PAHB scores than older pups (postnatal days 16-18) during emergence from sevoflurane anesthesia. The power spectrum of the theta oscillations (4 Hz-8 Hz) in the prefrontal cortex was significantly enhanced in younger pups when PAHBs occurred, while there were no significant changes in older pups.

View Article and Find Full Text PDF

Echinococcus multilocularis is a parasite that causes a dangerous zoonosis, alveolar echinococcosis (AE). Its presence in water sources, however, has scarcely been studied heretofore. Accordingly, 222 samples of different origin including wastewater from wastewater treatment plants (WWTPs) (n = 137), slaughterhouse (n = 49) as well as water from rivers (n = 26) and a cattle farm (n = 10) were collected from Xining City and a rural area in Qinghai-Tibet Plateau (QTP), an endemic area.

View Article and Find Full Text PDF
Article Synopsis
  • Toxoplasma gondii infections are rising in China, but little is known about its presence in vegetables sold for consumption.
  • A study in Xining City analyzed 279 fresh vegetable samples using advanced genetic testing, finding T. gondii DNA in 10 (3.6%) of them, predominantly type I.
  • The study demonstrates that fresh vegetables in Qinghai province can be contaminated with T. gondii, highlighting potential health risks for consumers who eat them raw or unwashed.
View Article and Find Full Text PDF

The authors of this article would like to state that C. environmental is not a species, but rather a group of un-identified Cryptosporidium isolates from the environment. It is referred to in the literature as Cryptosporidium environmental sequence and not as a species.

View Article and Find Full Text PDF