Publications by authors named "Ping Bo"

Purpose: Preclinical model found that elective nodal irradiation (ENI) attenuated the efficacy of radiotherapy and radio-immunotherapy. However, limited clinical studies have explored the correlation between radiation dose-volume parameters of negative tumor draining lymph nodes (TDLNs) and T-cell activation/prognosis for cancer patients treated with definitive radio(chemo)therapy.

Experimental Design: Patients with locally advanced esophageal cancer undergoing definitive chemoradiotherapy (CRT) were selected from two prospective trials.

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  • Myocardial infarction causes heart cell death, and because cardiomyocytes (heart cells) cannot regenerate, the study explores the role of palmitic acid in enhancing the maturation of stem cell-derived cardiomyocytes for potential heart disease treatments.
  • Researchers used human embryonic stem cells (hESCs) and introduced palmitic acid during the differentiation process to mimic the fatty acid energy usage of human heart cells.
  • The results showed that palmitic acid led to improved cell structure, increased expression of mature cardiomyocyte genes, and better cellular characteristics in the derived cardiomyocytes compared to those without palmitic acid.
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The rearranged during transfection () proto-oncogene fusion is common in papillary thyroid cancer (PTC), varying across ethnic groups. However, comprehensive comparisons of fusion types are limited. This study aims to identify predominant fusions and analyze their clinicopathological characteristics in a cohort of Chinese thyroid cancer cases.

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Background: Whole-slide imaging (WSI) is a promising tool in pathology. However, the use of WSI in cytopathology has lagged behind that in histology. We aimed to evaluate the utility of WSI for the intraoperative touch imprint cytological diagnosis of axillary sentinel lymph nodes (SLNs) in breast cancer patients.

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  • * Machine learning techniques, including support vector regression, random forest regression, and extreme gradient boosting, were assessed for their ability to estimate subsurface DO, with random forest showing the best performance overall.
  • * Accuracy in estimating DO varies with depth, peaking just above 700 dbar, where sea surface temperature is more impactful than other surface parameters, and random forest outperforms the PISCES model particularly in the equatorial region.
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  • The UAV sprayer is efficient, easy to use, and safe, making it a valuable tool in agriculture, especially for increasing farmers' profits.
  • Recent studies focused on UAV sprayers have primarily targeted crown-shaped plants, with a gap in research on garden plants.
  • This experiment investigated the effectiveness of UAV sprayers on garden plants, determining optimal conditions for droplet deposition, which is crucial for pest control and the use of growth regulators.
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  • The study investigates the clinical features, risk factors, and overall prognosis associated with intraocular recurrence in patients diagnosed with primary vitreoretinal lymphoma (PVRL).
  • Out of 51 patients, 14 experienced intraocular recurrence, showing a recurrence rate of 27.5% over an average follow-up of 42.5 months, with no significant differences in other health outcomes compared to nonrecurrence patients.
  • Key risk factors identified for intraocular recurrence included younger age at onset, having isolated PVRL, and a lack of prior intravitreal chemotherapy.
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Background: The perioperative outcomes following off-pump multi-vessel minimally invasive surgery (MICS) coronary artery bypass grafting (CABG) via a single left intercostal space incision has not been well evaluated.

Method: From July 2019 to January 2022, a total of 444 patients with multi-vessel coronary artery disease (CAD) were enrolled and divided into MICS ( = 179) and sternotomy CABG ( = 265). Perioperative outcomes were compared between these two groups, including intraoperative blood loss, postoperative first 24 h drainage, ventilation duration, length of stay (LOS) in ICU and total LOS in hospital.

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  • * After hiPSCs were cultured on a Matrigel-coated polycaprolactone (PCL) scaffold, their growth and stemness were monitored through various assays and microscopy techniques over several days.
  • * The results indicated that hiPSCs maintained their stemness while growing on the PCL scaffolds, but did not express cardiac-specific markers during the initial observation period, suggesting they need further maturation to become functional heart cells.
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  • Myocardial infarction is a critical heart condition with high mortality rates, and cardiomyocytes have limited ability to regenerate after damage, but their growth can be improved through co-culturing with stem cells.
  • The study focused on co-culturing Dil-labeled bone marrow mesenchymal stem cells (BMSCs) with cardiomyocytes (CMs) to promote the differentiation of BMSCs into CMs, potentially aiding in the treatment of myocardial infarction.
  • The results showed that the co-culture significantly enhanced the differentiation of BMSCs into CM-like cells, identified through specific myocardial markers and confirmed the role of gap junctions in facilitating this signaling process.
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  • Gaillardia pulchella is a colorful annual herb from the Asteraceae family, popular in tropical regions like America and China for its ornamental value and easy care.* -
  • In June 2021, a significant leaf spot disease was reported on G. pulchella in Qingdao, China, showing symptoms like yellow and brown spots that progressively worsened.* -
  • Isolation and testing of the pathogen involved culturing infected leaf samples on specific media, confirming the disease's cause by fulfilling Koch's postulates through successful inoculation and symptomatic development on healthy plants.*
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  • The study aimed to enhance cell-free DNA (cfDNA) sequencing to improve diagnostic methods for vitreoretinal lymphoma (VRL) and assess mutation profiles for potential diagnostic value.
  • 23 patients with VRL and 25 patients with inflammatory eye diseases provided vitreous samples, and cfDNA sequencing was performed to identify mutations and compare the effectiveness of cytopathology and cfDNA methods.
  • Results showed that cfDNA sequencing identified mutations linked to VRL and demonstrated strong diagnostic potential, with improved sensitivity and specificity compared to traditional cytopathology, while correlations between mutations and clinical characteristics were also noted.
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  • Researchers created myocardial patches by co-culturing DiI-labeled bone marrow mesenchymal stem cells (BMSCs) and cardiomyocytes (CMs) on polycaprolactone (PCL) film to improve myocardial infarction treatment.
  • BMSCs were isolated, cultured, and characterized, with differentiation into CMs verified through immunofluorescence and flow cytometry across a 7-day co-culture period.
  • The results showed that BMSCs could effectively differentiate into cardiomyocytes, indicating higher rates of stem cell differentiation in the experimental co-culture setup compared to the control.
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Objective: The data regarding the mutation landscape in Chinese patients with thyroid cancer are limited. The diagnostic performance of thyroid nodules by fine-needle aspiration (FNA) cytology needs optimization, especially in indeterminate nodules.

Methods: A total of 1039 FNA and surgical resection samples tested using the targeted multigene next-generation sequencing (NGS) panel were retrospectively collected.

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Background: To investigate the alterations of peripheral lymphocyte subpopulations in ovarian cancer patients compared to benign or borderline counterparts. The possible clinicopathological implications were also evaluated.

Methods: We enrolled 112 treatment-naive ovarian cancer patients, 14 borderline tumor patients and 44 benign tumor patients between 09/2016 and 01/2019.

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Background: Type 2 diabetes mellitus is a complex metabolic disorder associated with obesity, glucose intolerance and insulin resistance. Activation of GALR2 has been proposed as a therapeutic target for the treatment of insulin resistance. The previous studies showed that baicalin could mitigate insulin resistance, but the detailed mechanism of baicalin on insulin resistance has not been fully explored yet.

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Background: In stem cell therapy, due to the lack of an effective carrier, a large number of transplanted stem cells are lost and die. Therefore, finding a suitable carrier has become a further direction of stem cell therapy.

Objective: In research on the co-culture of polycaprolactone (PCL) with 1,1'-Dioctadecyl-3,3,3',3'- tetramethylindocarbocyanine perchlorate (DiI) labeled bone marrow mesenchymal stem cells (BMSCs), we observe the effect of materials on the growth and proliferation of DiI labeled stem cells, and the effect of DiI labeling on patch preparation, so as to find a kind of biomaterial suitable for the growth and proliferation of BMSCs, and find a suitable cell carrier for stem cell therapy of myocardial infarction and in vivo tracing.

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Background: To investigate changes in peripheral lymphocyte subsets after splenectomy during cytoreductive surgery for advanced or recurrent ovarian cancers.

Methods: We enrolled 83 patients with advanced or recurrent ovarian cancer who underwent cytoreductive surgery. Twenty patients who also underwent splenectomy were assigned to the splenectomy cohort and the rest were assigned to the non-splenectomy cohort.

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  • - The study analyzed clinical features and outcomes of vitreoretinal lymphoma in young patients (≤50 years) compared to older patients (>50 years) with data from 51 patients at Fudan University between 2011 and 2020.
  • - Young patients exhibited higher rates of retinal/subretinal pigment epithelial infiltration and a lower mutation rate of the MYD88 gene, alongside a significantly shorter time to central nervous system lymphoma onset compared to older patients.
  • - Despite these differences in clinical features and onset rates, the overall survival between young and elderly patients did not significantly vary, highlighting the importance of early diagnosis and evaluation in younger patients.
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Background: Major depressive disorder (MDD) with comorbid borderline personality disorder (BPD) makes the clinical symptoms of patients more complex and more difficult to treat, so more attention should be paid to the recognition of their clinical features. This study investigated the differences between patients with MDD with and without BPD in clinical traits.

Methods: Propensity score matching was used to analyze the retrospective patients' data from August 2012 to September 2019.

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Purpose: Biliverdin reductase A (BLVRA) is a pleiotropic enzyme that converts biliverdin-IX-alpha into the antioxidant and anti-nitrosative compound, bilirubin-IX-alpha. It is related to various diseases, including cancer. It is overexpressed in many types of cancers and promotes cancer development and metastasis, but the effects of BLVRA in colorectal cancer have not been researched at present.

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  • Zinc-α2-glycoprotein (ZAG) is a newly identified adipokine linked to metabolic syndrome (MetS), and this study explores its serum levels in Chinese adults diagnosed with MetS based on specific criteria.
  • In the study, the highest serum ZAG levels were found in healthy controls, with levels decreasing in individuals with central obesity and those with MetS, indicating a correlation between ZAG levels and the severity of metabolic abnormalities.
  • The analysis showed that low levels of serum ZAG were associated with a higher risk of MetS, and serum ZAG may be a potential biomarker for MetS with improved diagnostic accuracy when considering the ZAG/fat mass ratio.
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Background: The current strategies for prevention and treatment of insulin resistance and type 2 diabetes are not fully effective and frequently accompanied by many negative effects. Therefore, novel ways to prevent insulin resistance and type 2 diabetes are urgently needed. The roots of Scutellaria radix are commonly used in traditional Chinese medicines for prevention and treatment of type 2 diabetes, atherosclerosis, hypertension, hyperlipidemia, dysentery, and other respiratory disorders.

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  • Recent studies suggest that the galanin peptide family can influence glucose metabolism and may help reduce insulin resistance, potentially lowering the risk of developing type 2 diabetes.
  • Discovered in 1983, galanin is a gut-derived peptide hormone that plays various roles, including regulating gut motility and body weight.
  • This review explores the metabolic effects of the galanin peptide family, focusing on its ability to regulate glucose levels and discussing its potential as a treatment for glucose intolerance and type 2 diabetes.
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: In this study, we exploited a VGG-16 deep convolutional neural network (DCNN) model to differentiate papillary thyroid carcinoma (PTC) from benign thyroid nodules using cytological images. : A pathology-proven dataset was built from 279 cytological images of thyroid nodules. The images were cropped into fragmented images and divided into a training dataset and a test dataset.

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