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Article
Optimization of welan gum extraction and purification using lysozyme and alkaline protease
Welan gum, a natural polysaccharide produced by Sphingomonas sp. ATCC 31555, has attracted considerable attention in the scientific community due to its desirable properties. However, challenges, such as high vis...
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Article
Recent advances and perspectives of zinc metal-free anodes for zinc ion batteries
Zinc-ion batteries (ZIBs) are recognized as potential energy storage devices due to their advantages of low cost, high energy density, and environmental friendliness. However, zinc anodes are subject to unavoi...
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Article
The effects of agricultural product exports on agricultural environmental pollution: evidence from OECD countries and China
Agricultural products, exports, and agriculture environmental pollution are key issues in agricultural development, and the relationship between them have not been sufficiently studied by previous authors, the...
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Article
Do institutional investors’ holdings affect corporate environmental information disclosure? Evidence from China
Due to the increasingly serious environmental pollution, stakeholders are paying more attention on the environmental behavior of enterprises. Our paper investigates how institutional investors affect the quali...
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Article
Open AccessWeight self-perception and weight loss attempts in Chinese cardiovascular patients and non-cardiovascular patients: evidence from a population-based study
Weight loss is a significant improvement for individuals with overweight or obesity, especially for cardiovascular patients. The driving effects of weight self-perception and attempts to lose weight are vital ...
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Article
Open AccessCoding quality of deaths and its impact on elderly unintentional fall mortality data from 1990 to 2019: a retrospective analysis of the WHO Mortality Database
Several studies have assessed the reporting quality of all-cause mortality data from the WHO Mortality Database, but little is known about coding quality and its impact on elderly unintentional fall mortality ...
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Article
Open AccessDisability-adjusted life years associated with population ageing in China, 1990-2017
The Chinese population has aged significantly in the last few decades. Comprehensive health losses including both fatal and non-fatal health outcomes associated with ageing in China have not been detailed.
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Article
Open AccessPrimary ovarian angiosarcoma: a rare and recognizable ovarian tumor
The diagnosis of primary angiosarcoma of ovary is still a challenge as it has no specific clinical symptoms and is easily confused with other malignant neoplasms in morphology. Here, we described a case of pri...
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Article
Open AccessMixed reality based respiratory liver tumor puncture navigation
This paper presents a novel mixed reality based navigation system for accurate respiratory liver tumor punctures in radiofrequency ablation (RFA). Our system contains an optical see-through head-mounted displa...
