Publications by authors named "Jian-Ma"

Background: Yungui Plateau is rich in fungal diversity. Hyphomycetes, growing on submerged wood, can promote the degradation of organisms and the reuse of rotten wood energy. During an investigation of hyphomycetes in this region, 19 species of dematiaceous hyphomycetes were collected in Yungui Plateau.

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Objective: To determine if baseline diabetic retinopathy (DR) severity mediates the relationship between health insurance status and DR progression.

Design: Retrospective cohort study.

Subjects: Seven hundred sixteen patients aged ≥ 18 years with a diagnosis of type 1 or 2 diabetes mellitus, and a diagnosis of nonproliferative DR (NPDR) were identified from the electronic health record of a tertiary academic center between June 2012 and February 2022.

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Purpose: To develop models for progression of nonproliferative diabetic retinopathy (NPDR) to proliferative diabetic retinopathy (PDR) and determine if incorporating updated information improves model performance.

Design: Retrospective cohort study.

Participants: Electronic health record (EHR) data from a tertiary academic center, University of California San Francisco (UCSF), and a safety-net hospital, Zuckerberg San Francisco General (ZSFG) Hospital were used to identify patients with a diagnosis of NPDR, age ≥ 18 years, a diagnosis of type 1 or 2 diabetes mellitus, ≥ 6 months of ophthalmology follow-up, and no prior diagnosis of PDR before the index date (date of first NPDR diagnosis in the EHR).

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Atrial appendage tachycardia (AAT) originating from the atrial appendage (AA) is extremely difficult to eliminate using radiofrequency catheter ablation (RFCA). The optimal management strategy for AAT refractory to RFCA remains unclear. This study aims to investigate the long-term result of ablative therapy and the optimal alternative management for AAT refractory to RFCA.

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Background: MicroRNAs were reported to be involved in the progression of intervertebral disc degeneration (IDD). This study focused on the potential prognostic value and the underlying mechanism of miR-182 in IDD.

Methods: The expression level of miR-182 in plasma samples from 60 IDD patients and 60 healthy controls were examined in the present study.

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KIF1A gene encodes the kinesin 1a protein, an axonal motor protein participating in axonal transport. Variants in KIF1A were identified in different forms of neurodegenerative diseases. Here, we generated induced pluripotent stem cells (iPSCs) from a Chinese hereditary spastic paraplegia (HSP) patient carrying a compound heterozygous c.

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Objective: This study focused on developing a fast and accurate automatic ischemic heart disease detection/localization methodology.

Methods: T wave was segmented from averaged Magnetocardiography (MCG) recordings and 164 features were subsequently extracted. These features were categorized into three groups: time domain features, frequency domain features, and information theory features.

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Article Synopsis
  • BRCA1-BARD1 is a special team in our cells that helps fix broken DNA by a process called homologous recombination.
  • They work together with another team called RAD51 to help put the DNA back together correctly.
  • If BRCA1-BARD1 doesn't work right, it can make it difficult for RAD51 to do its job, which might help us understand how to fight certain cancers.
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Objective: To investigate the association between non-syndromic cleft lip with or without cleft palate (NSCL/P) and environmental factors in Ningxia population.

Methods: This case-control study involved 453 NSCL/P patients and 452 normal newborns from Ningxia. A questionnaire focusing on various factors, including family history, pregnancy reaction, drug use during pregnancy, and infections, was used and responses were analyzed through Chi-square test and Logistic regression analysis with SPSS 16.

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Central to homologous recombination in eukaryotes is the RAD51 recombinase, which forms helical nucleoprotein filaments on single-stranded DNA (ssDNA) and catalyzes strand invasion with homologous duplex DNA. Various regulatory proteins assist this reaction including the RAD51 paralogs. We recently discovered that a RAD51 paralog complex from C.

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Objective: To investigate the predictive value of pediatrics end-stage liver disease (PELD) or the model for end-stage liver disease (MELD) in the prognosis of pediatric acute liver failure (PALF) treated with artificial liver support system (ALSS).

Method: The clinical data of 47 children with acute liver failure seen from August 2008 to July 2013 treated in Children's Hospital, Fudan University were analyzed. Thirty children were treated with ALSS in addition to conventional comprehensive medical treatment (ALSS group).

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