Publications by authors named "Didi Shan"

Fluorine-containing pesticides are widely applied in agriculture, yet their chronic ecotoxic effects on soil organisms remain understudied. This study evaluated the toxicity of three pesticides on Eisenia fetida through a 56-day soil exposure at gradient concentrations (fluxapyroxad:C1:62.5,C2:250, C3:1000 mg a.

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We used a non-integrated reprogramming approach to establish a human induced pluripotent stem cell (hiPSC) line (INNDSUi011-A) from the skin fibroblasts of a 38-year-old female individual with autosomal dominant spastic paraplegia 9A due to ALDH18A1mutation. The cells obtained demonstrate key characteristics of embryonic stem cells, including the expression of specific pluripotency markers and the capacity to differentiate into the three germ layers in vitro. This iPSC cell line retains the patient's genetic information, making it a valuable model for studying disease mechanisms and developing novel therapies.

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Anti-melanoma differentiation-associated protein 5 (MDA5) antibody-positive dermatomyositis (MDA5-DM) is a subtype of dermatomyositis, potentially triggered by viral infection (Lu et al., 2024). We generated and characterized a human induced pluripotent stem cell (hiPSC) line from skin fibroblasts of a patient with MDA5-DM.

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Amyotrophic lateral sclerosis (ALS) is a fatal neurological disorder characterized by progressive degeneration of nerve cells in the spinal cord and brain. We generated and characterized a human induced pluripotent stem cell (iPSC) line from skin fibroblasts of a patient with ALS due to SOD1 Mutation. The pluripotency of these iPSCs was verified by the expression of several pluripotency markers at both RNA and protein levels, as well as their capability to differentiate into all three germ layers.

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Abnormal trinucleotide CAG repeat expansions in exon 10 of the ataxin-3 (ATXN3) gene has been identified as the cause of Spinocerebellar Ataxia Type 3 (SCA3). We generated and characterized a human induced pluripotent stem cell (iPSC) line from skin fibroblasts of a patient with genetically confirmed SCA3. The pluripotency of these iPSCs was verified by the expression of several undifferentiated hPSCs markers at both RNA and protein levels, as well as their capability to differentiate into all three germ layers.

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Abnormal trinucleotide CAG repeat expansions in exon 1 of the Androgen Receptor (AR) gene has been identified as the cause of Kennedy disease (KD). We generated and characterized a human induced pluripotent stem cell (iPSC) line from peripheral blood mononuclear cells (PBMC) of a patient with genetically confirmed KD. The pluripotency of these iPSCs was verified by the expression of several pluripotency markers at both RNA and protein levels, as well as their capability to differentiate into all three germ layers.

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Article Synopsis
  • The cerebellum, traditionally linked to motor control, is now recognized for its significant role in advanced cognitive functions like learning, memory, and emotion regulation.
  • Pathological changes in the cerebellum can lead to a variety of disorders, from genetic ataxias to psychiatric conditions such as autism and schizophrenia.
  • Recent advancements in human induced pluripotent stem cells (hiPSCs) allow for better modeling of cerebellar development and related diseases, preserving the unique genetic profiles of patients and providing insights into human-specific molecular processes.
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We used a non-integrated reprogramming approach to establish a human induced pluripotent stem cell (hiPSC) line (INNDSUi004-A) from the skin fibroblasts of a 13-year-old female individual with Congenital Nemaline Myopath. The cells obtained have typical characteristics of embryonic stem cells, show expression of specific pluripotency markers, and can differentiate into three germ layers in vitro. This iPSC cell line has the genetic information of the patient and is a good model for studying disease mechanisms and developing novel therapies.

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This study systematically investigated the pollution levels and migration trends of PBDEs in soils and plants around engineering plastics factory, and identified the ecological risks of PBDEs in the environment around typical pollution sources.The results showed that 13 kinds of PBDEs were widely detected in the surrounding areas, and the concentration level was higher than the general environmental pollution level. The total PBDE concentrations (∑PBDEs) in soils ranged from 14.

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We obtained skin fibroblasts from a 34-year-old healthy woman and established a human induced pluripotent stem cell (hiPSC) line (INDSUi005-A) using a non-integrated reprogramming approach. The obtained cells have typical characteristics of embryonic stem cells, can express specific pluripotency markers and have the ability to differentiate into three germ layers in vitro. This iPSC cell line can be used as an in vitro model for studying disease mechanisms and developing novel therapies.

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Pesticide residues on plant surfaces pose a severe threat to food security, yet most research has focused on monitoring the liquid matrix, with few reports conducting in-situ analysis of the residues. This study was the first to attempt to utilize portable attenuated total reflectance Fourier transform infrared spectroscopy (ATR-FTIR) for in-situ characterization of broad-spectrum fungicide boscalid residues on plant surfaces. ATR-FTIR scanning of tomato fruits with pre-determined concentrations of boscalid residues was conducted without any pre-treatment, and the obtained spectra were then processed using chemometrics methods.

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In order to realize the multi-analyte assays for environmental contaminants, an optical biosensor utilizing laser-induced fluorescence-based detection via the binding of biomolecules to the surface of an integrated TriPleX™ waveguide chip on a glass substrate (fused silica, FS) is described. As far as we know, this is the first demonstration of using the TriPleX™ technology to fabricate the waveguide chip on a FS substrate. The sensor consists of 32 individually addressable sensor patches, which were formed on the chip surface by exploiting 3 Y-junction splitters, creating four equal rows of eight evanescently excited windows in parallel.

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The apparent increase in hormone-induced cancers and disorders of the reproductive tract has led to a growing demand for new technologies capable of screening xenoestrogens. We reported an estrogen receptor (ER)-based reusable fiber biosensor for facile screening estrogenic compounds in environment. The bioassay is based on the competition of xenoestrogens with 17β-estradiol (E) for binding to the recombinant receptor of human estrogen receptor α (hERα) protein, leaving E free to bind to fluorophore-labeled anti-E monoclonal antibody.

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