Kunping Liu
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View article: Long-term returning agricultural residues increases soil microbe-nematode network complexity and ecosystem multifunctionality
Long-term returning agricultural residues increases soil microbe-nematode network complexity and ecosystem multifunctionality Open
The negative environmental impacts of chemical fertilizers have been recognized for a long time, and the returning of agricultural residues to the soil is considered a sustainable agricultural practice. However, few studies have focused on…
View article: A Pyridine Diketopyrrolopyrrole-Grafted Graphene Oxide Nanocomposite for the Sensitive Detection of Chloramphenicol by a Direct Electrochemical Method
A Pyridine Diketopyrrolopyrrole-Grafted Graphene Oxide Nanocomposite for the Sensitive Detection of Chloramphenicol by a Direct Electrochemical Method Open
A novel direct electrochemical sensor, based on a pyridine diketopyrrolopyrrole/graphene oxide nanocomposite-modified glass carbon electrode (PDPP/GO/GCE), was developed herein for chloramphenicol (CAP) detection. In this research, PDPP wa…
View article: An accuracy improved ratiometric SERS sensor for rhodamine 6G in chili powder using a metal–organic framework support
An accuracy improved ratiometric SERS sensor for rhodamine 6G in chili powder using a metal–organic framework support Open
A novel metal–organic framework (MOF) based ratiometric SERS substrate of Au-MBA@Ag NRs/PSS/MIL-88B-NH 2 (AMAPM) was prepared and used for the detection of rhodamine 6G (R6G) in chili powder.
View article: Sensitive detection of 4-nitrophenol based on pyridine diketopyrrolopyrrole-functionalized graphene oxide direct electrochemical sensor
Sensitive detection of 4-nitrophenol based on pyridine diketopyrrolopyrrole-functionalized graphene oxide direct electrochemical sensor Open
For highly sensitive detection of 4-nitrophenol (4-NP) in the environment, a novel pyridine diketopyrrolopyrrole-functionalized graphene oxide (PDPP–GO) composite was constructed for the first time by an improved Hummers' method.
View article: A multifunctional integrated carbon nanotubes/polyphenylene sulfide composite: preparation, properties and applications
A multifunctional integrated carbon nanotubes/polyphenylene sulfide composite: preparation, properties and applications Open
Although great progress has been achieved in polyphenylene sulfide composites by the use of carbon nanotubes, the development of cost-efficient, well dispersive and multifunctional integrated PPS composites has yet to be achieved.
View article: Stoichiometric Variation in Soil Carbon, Nitrogen, and Phosphorus Following Cropland Conversion to Forest in Southwest China
Stoichiometric Variation in Soil Carbon, Nitrogen, and Phosphorus Following Cropland Conversion to Forest in Southwest China Open
Soil organic carbon (SOC), nitrogen (N), and phosphorus (P) are three essential soil nutrients for plant growth, and their stoichiometric ratios are already important indices of elemental balance and the soil fertility status in soil ecosy…
View article: Specific and Sensitive Detection of Tartrazine on the Electrochemical Interface of a Molecularly Imprinted Polydopamine-Coated PtCo Nanoalloy on Graphene Oxide
Specific and Sensitive Detection of Tartrazine on the Electrochemical Interface of a Molecularly Imprinted Polydopamine-Coated PtCo Nanoalloy on Graphene Oxide Open
A novel electrochemical sensor designed to recognize and detect tartrazine (TZ) was constructed based on a molecularly imprinted polydopamine (MIPDA)-coated nanocomposite of platinum cobalt (PtCo) nanoalloy-functionalized graphene oxide (G…
View article: Accumulation in nutrient acquisition strategies of arbuscular mycorrhizal fungi and plant roots in poor and heterogeneous soils of karst shrub ecosystems
Accumulation in nutrient acquisition strategies of arbuscular mycorrhizal fungi and plant roots in poor and heterogeneous soils of karst shrub ecosystems Open
Background Arbuscular mycorrhizal (AM) fungi and roots play important roles in plant nutrient acquisition, especially in nutrient poor and heterogeneous soils. However, whether an accumulation strategy of AM fungi and root exists in such s…
View article: Simple and sensitive nitric oxide biosensor based on the electrocatalysis of horseradish peroxidase on AuNPs@metal–organic framework composite-modified electrode
Simple and sensitive nitric oxide biosensor based on the electrocatalysis of horseradish peroxidase on AuNPs@metal–organic framework composite-modified electrode Open
View article: Sensitive Detection of 4-Nitrophenol in Water Based on Functionalized Pyridine Diketopyrrolopyrrole-Graphene Oxide Electrochemical Sensor
Sensitive Detection of 4-Nitrophenol in Water Based on Functionalized Pyridine Diketopyrrolopyrrole-Graphene Oxide Electrochemical Sensor Open
View article: Spatial distribution pattern and habitat-association of snags in karst evergreen deciduous broad-leaved mixed forests
Spatial distribution pattern and habitat-association of snags in karst evergreen deciduous broad-leaved mixed forests Open
Aims: Tree mortality is a natural demographic process that plays a key role in determining forest dynamics and succession.Elucidating spatial patterns and driving factors of tree mortality would help researchers to better predict forest dy…
View article: A dual enhanced anti-bacterial strategy based on high chlorin e6-loaded polyethyleneimine functionalized graphene
A dual enhanced anti-bacterial strategy based on high chlorin e6-loaded polyethyleneimine functionalized graphene Open
Dual enhanced anti-bacterial strategy based on a high chlorin e6-loaded polyethyleneimine functionalized graphene nanomaterial.
View article: Association of tumour-associated macrophages with cancer cell EMT, invasion, and metastasis of Kazakh oesophageal squamous cell cancer
Association of tumour-associated macrophages with cancer cell EMT, invasion, and metastasis of Kazakh oesophageal squamous cell cancer Open
View article: Assessing Nutrient Elements as Indicatorsfor Soil Active Organic Carbon in Topsoilof Karst Areas
Assessing Nutrient Elements as Indicatorsfor Soil Active Organic Carbon in Topsoilof Karst Areas Open
In karst areas, in order to ascertain the relationship between soil active organic carbon fractions and soil nutrient elements, topsoil samples (the sampling points were set at 80-m intervals) were collected for the analysis of soil physic…
View article: Effects of long-term fertilization on phoD-harboring bacterial community in Karst soils
Effects of long-term fertilization on phoD-harboring bacterial community in Karst soils Open
View article: Low concentration trifluoperazine promotes proliferation and reduces calcium-dependent apoptosis in glioma cells
Low concentration trifluoperazine promotes proliferation and reduces calcium-dependent apoptosis in glioma cells Open
Glioma patients constitute the greatest percentage of depressed neoplasm patients. These patients often require antidepressant treatment, but the effect of antidepressant drugs on glioma cells requires further evaluation. In the present st…
View article: GSK-3β inhibitor 6-bromo-indirubin-3′-oxime promotes both adhesive activity and drug resistance in colorectal cancer cells
GSK-3β inhibitor 6-bromo-indirubin-3′-oxime promotes both adhesive activity and drug resistance in colorectal cancer cells Open
Multi-targets inhibitor 6-bromo-indirubin-3'-oxime (BIO) has diverse biological effects on cancer cells. The key component of the β-catenin destruction complex glycogen synthase kinase 3β (GSK-3β), one of the major target for BIO, polyubiq…
View article: Comparative profiling between primary colorectal carcinomas and metastases identifies heterogeneity on drug resistance
Comparative profiling between primary colorectal carcinomas and metastases identifies heterogeneity on drug resistance Open
Metastases cause recurrence and mortality for patients with colorectal carcinomas (CRC). In present study, we evaluated heterogeneity on drug resistance and its underlying mechanism between metastatic and primary CRC. Immunohistochemical r…
View article: Higher methylation intensity induced by EBV LMP1 via NF-κB/DNMT3b signaling contributes to silencing of PTEN gene
Higher methylation intensity induced by EBV LMP1 via NF-κB/DNMT3b signaling contributes to silencing of PTEN gene Open
Phosphatase and tensin homolog (PTEN) is a major tumor suppressor and usually silenced via the deletion, insertion and mutation. We previously discovered its inactivation via aberrant CpG island methylation. Here, we provide further eviden…
View article: In situ targeting TEM8 via immune response and polypeptide recognition by wavelength-modulated surface plasmon resonance biosensor
In situ targeting TEM8 via immune response and polypeptide recognition by wavelength-modulated surface plasmon resonance biosensor Open
There is an increasing interest in real-time and in situ monitoring of living cell activities in life science and medicine. This paper reports a whole cell sensing protocol over the interface of Au film coupled in a wavelength-modulated su…
View article: Tankyrase 1 inhibitior XAV939 increases chemosensitivity in colon cancer cell lines via inhibition of the Wnt signaling pathway
Tankyrase 1 inhibitior XAV939 increases chemosensitivity in colon cancer cell lines via inhibition of the Wnt signaling pathway Open
Aberrant Wnt signaling pathway is associated with a wide array of tumor types and plays an important role in the drug resistance of cancer stem cells (CSCs). To explore the effects and mechanism of WNT signaling pathway inhibitor XAV939 on…
View article: Preparation and tumor cell model based biobehavioral evaluation of the nanocarrier system using partially reduced graphene oxide functionalized by surfactant
Preparation and tumor cell model based biobehavioral evaluation of the nanocarrier system using partially reduced graphene oxide functionalized by surfactant Open
The comprehensive exploration of the biological uptake mechanism of functional graphene-mediated tumor cell targeting model provides a typical protocol for evaluation of drug delivery system and will benefit the discovery of new surfactant…