Interleukin Family-Based Signature Relates to Cancer-Associated Fibroblasts Spatial Distribution and Immune Therapy Response in Pancreatic Carcinoma.

Background: Cancer-associated fibroblasts (CAFs) and interleukins (ILs) family play crucial roles in pancreatic carcinoma (PC) immune response. However, the correlation between the IL family, CAFs infiltration, and PC prognosis remains uninvestigated.

Methods: An IL family expression pattern for prognosis was constructed using a stepwise Cox proportional hazards regression model using TCGA data.

PKN2 Inhibits VEGFA and bFGF-Mediated Angiogenesis by Targeting HIF-1α in Colon Cancer.

Angiogenesis plays a vital role in colon cancer growth and metastasis. The role of protein kinase N2 (PKN2) in colon cancer is rarely studied. In this study, we investigated the effect of PKN2 on angiogenesis in colon cancer.

Identification of 8 candidate microsatellite instability loci in colorectal cancer and validation of the ACVR2A mechanism in the tumor progression.

This study probes the utility of biomarkers for microsatellite instability (MSI) detection and elucidates the molecular dynamics propelling colorectal cancer (CRC) progression. We synthesized a primer panel targeting 725 MSI loci, informed by The Cancer Genome Atlas (TCGA) and ancillary databases, to construct an amplicon library for next-generation sequencing (NGS). K-means clustering facilitated the distillation of 8 prime MSI loci, including activin A receptor type 2A (ACVR2A).

Heterogeneous expression of mismatch repair proteins and interpretation of immunohistochemical results in colorectal cancer and endometrial cancer.

To investigate the heterogeneous expression patterns of four mismatch repair (MMR) proteins in colorectal cancer (CRC) and endometrial cancer (EC), and their effects on the interpretation of immunohistochemical (IHC) results. A total of 1636 CRC and EC specimens were collected from two hospitals. Seventy-eight cases had heterogeneous expression of MMR proteins, including 49 CRC and 29 EC cases.

Sterile line Dexiang074A enhances drought tolerance in hybrid rice.

Heterosis has been widely used in rice breeding, especially in improving rice yield. But it has rarely been studied in rice abiotic stress, including the drought tolerance, which is becoming one of the most important threaten in decreasing rice yield. Therefore, it is essential to studying the mechanism underlying heterosis in improving drought tolerance of rice breeding.

Deep learning with whole slide images can improve the prognostic risk stratification with stage III colorectal cancer.

Background And Objective: Adjuvant chemotherapy is recommended as standard treatment for colorectal cancer (CRC) with stage III according to TNM stage. However, outcomes are varied even among patients receiving similar treatments. We aimed to develop a prognostic signature to stratify outcomes and benefit from different chemotherapy regimens by analyzing whole slide images (WSI) using deep learning.

LRP1B is a Potential Biomarker for Tumor Immunogenicity and Prognosis of HCC Patients Receiving ICI Treatment.

Background: New predictors of the efficacy of hepatocellular carcinoma (HCC) immunotherapy are needed. The ability of a single gene mutation to predict the therapeutic effect of immune checkpoint inhibitors (ICI) in HCC remains unknown.

Methods: The most frequently mutated genes in HCC were analyzed using the Cancer Genome Atlas (TCGA) and International Cancer Genome Consortium (ICGC) datasets.

Efficacy and safety of lenvatinib monotreatment and lenvatinib-based combination therapy for patients with unresectable hepatocellular carcinoma: a retrospective, real-world study in China.

Background: Lenvatinib and lenvatinib-based combination treatments are widely used in patients with unresectable hepatocellular carcinoma (uHCC) in clinical practice, but their curative effect and safety need further study in the real world.

Methods: This was a retrospective study involving patients with uHCC receiving lenvatinib monotherapy and lenvatinib-based combination treatment between Nov, 2018 and Sep, 2020 in Nanfang Hospital. Efficacy was evaluated with objective response rate (ORR), disease control rate (DCR), progression-free survival (PFS), time to tumor progression (TTP), and overall survival (OS).

Circulating plasma exosomal miRNA profiles serve as potential metastasis-related biomarkers for hepatocellular carcinoma.

Exosomes carry functional molecules that can regulate cancer progression. Understanding the function of exosomal markers may provide invaluable insights into the mechanism of metastasis in hepatocellular carcinoma (HCC). The aim of the present study was to identify metastasis-associated microRNAs (miRNAs/miRs) expressed in plasma exosomes.

[Clinicopathological features and types of microsatellite instability in 1394 patients with colorectal cancer].

Objective: To explore the clinicopathological features and types of genic mutations in DNA mismatch repair (MMR) in colorectal cancer (CRC).

Methods: Immunohistochemistry was used to determine the expression of MMR proteins in 1394 patients with CRC, and PCR-capillary electrophoresis (PCR-CE) was used to detect microsatellite instability (MSI) in 106 cases of defective MMR (dMMR), 46 cases of proficient MMR (pMMR) with heterogeneous expression and 147 randomly selected cases of pMMR. The relationship between the expressions of MMR proteins and the clinicopathological features of the patients was evaluated.

An evidence-based etiology study of synovial cyst of knee cruciate ligament: a real or pseudo-cyst.

Purpose: Synovial cyst of knee cruciate ligament (SCKCL) is a rare condition but can cause severe knee pain. The understanding of its etiology is relatively poor. This current study aimed to elucidate the pathogenesis of SCKCL based on a series of histo- and cytopathological examination.

Significance and prognostic role of human epidermal growth factor receptor 2 and RAB1A expression in gastric cancer.

Human epidermal growth factor receptor 2 (HER-2) has an important clinical role in various cancers. However, the prognostic impact of HER-2 in gastric cancer (GC) is controversial. RAB1A is an important small molecule in the mechanistic target of rapamycin signalling pathway, which is one of the downstream signalling pathways of the epidermal growth factor receptor family.

Comparison of clinicopathological features and mutation of left-sided and right-sided colon cancers.

Colon cancer is the third most common cancer diagnosed in both men and women worldwide and one of the leading causes of cancer-related deaths. Based on where the cancer stared, we focused on the left-sided colon cancer and right-sided colon cancer in this study to reveal their pathological characteristics and their relationship to the KRAS gene mutation. From examining a total of 198 colorectal cancer specimens collected during 2013 and 2016 in Nan fang Hospital, we noticed that whether the cancer developed in left side or right side of the colon are highly relevant to the patients gender, age, tumor size, differentiation and distant metastasis.

The addition of rituximab to CHOP therapy alters the prognostic significance of CD44 expression.

Expression of CD44 splice isoforms has been previously reported to correlate with inferior outcomes in DLBCL patients treated with CHOP therapy. However, it is unclear whether this observation remains valid in the R-CHOP era. In this study, we correlated CD44H and CD44v6 status with survival outcomes among DLBCL patients with an emphasis on the comparison between CHOP- and R-CHOP-treated subgroups.

Does the calcification of adamantinomatous craniopharyngioma resemble the calcium deposition of osteogenesis/odontogenesis?

Aims: Calcification in adamantinomatous craniopharyngioma (ACP) is troublesome for surgical intervention. The aim of this study was to examine the osteogenic proteins that play important roles in the calcium deposition of the odontogenic/osteogenic tissues in craniopharyngioma.

Methods And Results: Craniopharyngiomas (n = 89) were investigated for the presence and expression pattern of the osteoinductive/odontoinductive factor bone morphogenetic protein-2 (Bmp2) and two osteoblastic differentiation makers, Runt-related transcription factor-2 (Runx2) and Osterix, using immunohistochemistry and Western blotting.

Neurovascular quantitative study of the uterosacral ligament related to nerve-sparing radical hysterectomy.

Objective: To analyze the distribution of autonomic nerves and blood and lymphatic vessels in the uterosacral ligament, elucidate detailed anatomy at a surgical level and provide pathobiological evidence for improvement of nerve-sparing radical hysterectomy.

Study Design: Surgical samples were collected from 15 patients who underwent radical hysterectomy for early stage cervical cancer (FIGO Ib1-IIa). Twenty-nine fresh specimens were divided into cervical, intermediate and sacral sections, and then subdivided into superficial and deep portions from the middle: the medial surface and lateral surface were also subdivided in order to analyze lymphatic vessels.

[Co-expression of CD99/MIC2 and ALK in anaplastic large-cell lymphoma tissues and its significance].

Objective: To investigate co-expression of CD99/MIC2 and anaplastic lymphoma kinase (ALK) protein in anaplastic large-cell lymphoma (ALCL) tissues and Karpas 299 cells and its significance.

Methods: Clinical prognoses and ALK protein expressions of 25 cases of ALCL were reviewed retrospectively, the median duration of survival was analyzed for patients with ALK(+) ALCL and ALK(-) ALCL. Histological and immunohistochemical staining were applied to other 25 cases of ALCL and paraffin-embedded tissue from human anaplastic large-cell lymphoma Karpas 299 cells to detect the protein of CD99 and ALK.

MTA1 gene silencing inhibits invasion and alters the microRNA expression profile of human lung cancer cells.

Metastasis-associated gene 1 (MTA1) is involved in the carcinogenesis and metastasis of many human carcinomas. However, its exact role in non-small cell lung cancer (NSCLC) is still unclear. Using immunohistochemistry analysis, we recently identified MTA1 to be associated with the progression of NSCLC.

Classical and nerve-sparing radical hysterectomy: an evaluation of the nerve trauma in cardinal ligament.

Objectives: This study evaluated histopathology and clinical outcome of autonomic nerve trauma and vessels removal within the cardinal ligament (CL) during nerve-sparing radical hysterectomy (NSRH) compared with radical hysterectomy (RH).

Methods: 25 women with FIGO stage Ib1-IIa cervical cancer underwent RH (n=13) or NSRH (n=12). Removed CLs lengths were measured.

CD99 triggers upregulation of miR-9-modulated PRDM1/BLIMP1 in Hodgkin/Reed-Sternberg cells and induces redifferentiation.

CD99 is a 32-kDa transmembrane glycoprotein that is encoded by the MIC2 gene. Our study was carried out to examine the role of CD99 in tumor progression of classical Hodgkin lymphoma (cHL). Here, we showed that lowly expressed CD99 protein in cHL cell lines and primary cHL cases correlates with the deficient expression of the positive regulatory domain 1 (PRDM1/BLIMP1).

Metastasis-associated protein 1 nuclear expression is associated with tumor progression and clinical outcome in patients with non-small cell lung cancer.

Introduction: Little research has been done to test the usefulness of metastasis-associated protein 1 (MTA1) as a prognostic marker for non-small cell lung cancer (NSCLC). In this study, we investigated MTA1 expression and its prognostic value for NSCLC.

Methods: NSCLC surgical tissue samples were taken from 100 patients with NSCLC who had been followed up for more than 2 years.

[Relationship between lymphocyte immunophenotypes and histologic subtypes of Hodgkin's lymphoma and its significance].

This study was aimed to investigate the relationship between immunophenotype of the background lymphocytes and histological subtype of Hodgkin's lymphoma (HL), and its significance. The relative protein expressions of background lymphocytes were detected in 37 HL specimens on the basis of instant-rapid MaxVision(TM) immunohistochemical method and assessed quantitatively with image analysis software IPP6.0.

[The role of high-resolution CT in the preoperative assessment of chronic otitis media].

Objective: To assess the high-resolution CT scan in depicting the middle ear structures.

Method: The surgical findings of 51 ears operated on were retrospectively compared with the CT findings. The followings were analysed: diagnostic features of chronic otitis media (COM) on CT status of the middle ear structures (ossicles, facial nerve canal, semicircular canals and tegmen tympani), and anatomical variations.