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The Expression Profile, Clinical Application and Potential Tumor Suppressing Mechanism of hsa_circ_0001675 in Head and Neck Carcinoma.

Front Oncol 2022 6;12:769666. Epub 2022 May 6.

Medical School of Ningbo University, Ningbo, China.

Purpose: This study sought to identify circular RNAs (circRNA) that participate in the regulation of head and neck cancer (HNC), analyze their clinical application, and predict their molecular mechanism during HNC.

Materials And Methods: High-throughput sequencing was used to analyze circRNA expression in 18 matched HNC and adjacent normal tissues. Target circRNAs with significantly differential expression were obtained. Read More

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Obesity affects the proteome profile of periodontal ligament submitted to mechanical forces induced by orthodontic tooth movement in rats.

J Proteomics 2022 May 18;263:104616. Epub 2022 May 18.

Department of Diagnosis and Surgery, School of Dentistry at Araraquara, Sao Paulo State University - UNESP, Araraquara, São Paulo, Brazil; Department of Periodontology and Operative Dentistry, University Medical Center of the Johannes Gutenberg University, Mainz, Germany. Electronic address:

The prevalence of obesity has increased significantly worldwide. Therefore, this study aimed to evaluate the influence of obesity on the proteomic profile of periodontal ligament (PDL) tissues of rat first maxillary molars (1 M) submitted to orthodontic tooth movement (OTM). Ten Holtzman rats were distributed into two groups (n = 5): the M group (OTM), and the OM group (obesity induction plus OTM). Read More

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Epithelial-to-mesenchymal transition based diagnostic and prognostic signature markers in non-muscle invasive and muscle invasive bladder cancer patients.

Mol Biol Rep 2022 May 20. Epub 2022 May 20.

Department of Biochemistry, University of Lucknow, Lucknow, 226007, India.

Background: Diagnostic and prognostic significance of epithelial-to-mesenchymal transition (EMT) associated biomarkers are evaluated in a cohort of NMIBC (non-muscle invasive bladder cancer) and MIBC (muscle invasive bladder cancer) patients.

Methods And Results: Real-time quantitative polymerase chain reaction (RT-qPCR) and immunohistochemical (IHC) staining were carried out in 100 tumor specimens (59 NMIBC and 41 MIBC). The expressions of the epithelial marker, mesenchymal markers and EMT-activating transcription factors (EMT-ATFs) were determined at transcriptome and protein level followed by their statistical associations with clinicohistopathological variables of the patients. Read More

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Quinoa Reduces High-Fat Diet-Induced Obesity in Mice via Potential Microbiota-Gut-Brain-Liver Interaction Mechanisms.

Microbiol Spectr 2022 May 18:e0032922. Epub 2022 May 18.

School of Traditional Chinese Medicine, Beijing University of Chinese Medicine, Beijing, China.

The gut microbiota is important in the occurrence and development of obesity. It can not only via its metabolites, but also through microbiota-gut-brain-liver interactions, directly or indirectly, influence obesity. Quinoa, known as one kind of pseudocereals and weight loss food supplements, has been high-profile for its high nutritional value and broad applications. Read More

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Mitochondrial transcription factor B2 overexpression increases M2 macrophage infiltration via cytosolic mitochondrial DNA-stimulated Interleukin-6 secretion in ovarian cancer.

Bioengineered 2022 May;13(5):12211-12223

Department of Pathology, West China Second University Hospital, Sichuan University, Chengdu, China.

Mitochondrial transcription factor B2 (TFB2M) is a protein modulating both mitochondrial DNA (mtDNA) transcription and compacting. In this study, we explored the expression profile of in ovarian cancer, its association with infiltration of tumor-associated macrophages (TAMs), and its influence on macrophage polarization. Serial sections of ovarian cancer tissue arrays were stained to detect TFB2M and CD163 expression. Read More

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CSF2RB Is a Unique Biomarker and Correlated With Immune Infiltrates in Lung Adenocarcinoma.

Front Oncol 2022 28;12:822849. Epub 2022 Apr 28.

Department of Esophageal Cancer, Tianjin Medical University Cancer Institute and Hospital; National, Clinical Research Center for Cancer, Key Laboratory of Cancer Prevention and Therapy, Tianjin's Clinical Research Center for Cancer, Tianjin, China.

Background: The tumor microenvironment plays an important role in the occurrence and development of tumors. However, there are gaps in understanding the molecular and cellular interactions between tumor cells and the immune tumor microenvironment (TME). The aim of this study was to identify a novel gene that played an important role in the tumor microenvironment of lung adenocarcinoma (LUAD). Read More

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Interpatient Heterogeneity in Drug Response and Protein Biomarker Expression of Recurrent Ovarian Cancer.

Cancers (Basel) 2022 May 3;14(9). Epub 2022 May 3.

SpheroTec GmbH, Am Klopferspitz 19, 82152 Martinsried, Germany.

Recurrent ovarian-cancer patients face low 5-year survival rates despite chemotherapy. A variety of guideline-recommended second-line therapies are available, but they frequently result in trial-and-error treatment. Alterations and adjustments are common in the treatment of recurrent ovarian cancer. Read More

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Identification and validation of TNFRSF4 as a high-profile biomarker for prognosis and immunomodulation in endometrial carcinoma.

BMC Cancer 2022 May 13;22(1):543. Epub 2022 May 13.

Department of Pathology, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Science, Beijing, 100730, China.

Background: The interaction between tumor microenvironment (TME) and tumors offers various targets in mounting anti-tumor immunotherapies. However, the prognostic biomarkers in endometrial carcinoma (EC) are still limited. Here, we aimed to analyze the TME features and identify novel prognostic biomarkers for EC. Read More

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Transient Receptor Potential Channel 1 Potentially Serves as a Biomarker Indicating T/TNM Stages and Predicting Long-Term Prognosis in Patients With Renal Cell Carcinoma.

Front Surg 2022 25;9:853310. Epub 2022 Apr 25.

Department of Urology, Renmin Hospital of Wuhan University, Wuhan, China.

Background: Transient receptor potential channel 1 (TRPC1) regulates the progression of several cancers, but its clinical implication in renal cell carcinoma (RCC) has not been explored yet. This study aimed to investigate the correlation of TRPC1 with clinical characteristics and prognosis in patients with RCC.

Methods: Totally, 177 patients with primary RCC who received surgical resection were retrospectively screened. Read More

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A Novel Case of Chronic EBV Infection Mimicking Polymyositis with Hemophagocytic Syndrome.

Authors:
Wen-Juan Li

Clin Lab 2022 May;68(5)

Background: The combination of EBV associated myositis and hemophagocytic syndrome is very rare and is lacking sufficient clinical study. The authors describe a novel case of myositis and hemophagocytic syndrome in a 17-year-old boy with chronic EBV infection.

Methods: Hematological and immunological blood investigation, bone marrow aspirate, labial and muscle pathological test and immunohistochemistry staining of Epstein-Barr virus-encoded small RNA (EBER) were performed. Read More

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Abnormal spindle-like microcephaly-associated protein promotes proliferation by regulating cell cycle in epithelial ovarian cancer.

Gland Surg 2022 Apr;11(4):687-701

Department of Obstetrics and Gynecology, The Second Affiliated Hospital of Nanchang University, Nanchang, China.

Background: Epithelial ovarian cancer (EOC) ranks first for female gynecological tumor-related deaths. Due to the limited efficacy of traditional chemotherapy strategies, potential therapeutic targets are urgently needed. Previous studies have reported a relationship between abnormal spindle-like microcephaly-associated protein (ASPM) and ovarian cancer based on immunohistochemistry (IHC) and bioinformatics analysis. Read More

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Endomyocardial biopsy-confirmed myocarditis and inflammatory cardiomyopathy: clinical profile and prognosis.

Rev Esp Cardiol (Engl Ed) 2022 May 3. Epub 2022 May 3.

Servicio de Cardiología, Hospital Universitario Puerta de Hierro-Majadahonda, Majadahonda, Madrid, Spain; Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain.

Introduction And Objectives: Endomyocardial biopsy (EMB) is the only technique able to establish an etiological diagnosis of myocarditis or inflammatory cardiomyopathy (ICM). The aim of this study was to analyze the clinical profile, outcomes, and prognostic factors of patients with suspected myocarditis/ICM undergoing EMB.

Methods: We retrospectively analyzed the clinical characteristics, histological findings, and follow-up data of all patients with suspected myocarditis or ICM who underwent EMB between 1997 and 2019 in a Spanish tertiary hospital. Read More

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TPI1 activates the PI3K/AKT/mTOR signaling pathway to induce breast cancer progression by stabilizing CDCA5.

J Transl Med 2022 05 4;20(1):191. Epub 2022 May 4.

The Fourth Department of Medical Oncology, Harbin Medical University Cancer Hospital, Harbin, 150040, China.

Background: Triosephosphate isomerase 1 (TPI1), as a key glycolytic enzyme, is upregulated in multiple cancers. However, expression profile and regulatory mechanism of TPI1 in breast cancer (BRCA) remain mysterious.

Methods: Western blotting and immunohistochemistry (IHC) assays were used to investigate the expression of TPI1 in BRCA specimens and cell lines. Read More

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Noxious Combination of Tobacco Smoke Nitrosamines with Bile, Deoxycholic Acid, Promotes Hypopharyngeal Squamous Cell Carcinoma, via NFκB, In Vivo.

Cancer Prev Res (Phila) 2022 May;15(5):297-308

The Yale Larynx Laboratory, Department of Surgery (Otolaryngology), Yale School of Medicine, New Haven, Connecticut.

Tobacco smoking is the most known risk factor for hypopharyngeal cancer. Bile reflux has recently been documented as an independent risk factor for NFκB-mediated hypopharyngeal squamous cell carcinoma. However, the carcinogenic effect of tobacco smoke on the hypopharynx and its combination with bile has not yet been proven by direct evidence. Read More

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A Pilot Study to Determine the Utility of Automated Tissue Dissociator for Flowcytometry Based Evaluation of Hematolymphoid Tumor Tissue Biopsies.

Indian J Hematol Blood Transfus 2022 Apr 15;38(2):403-410. Epub 2021 Aug 15.

Department of Laboratory Hematology and Molecular Genetics, Tata Medical Center, Kolkata, 700160 India.

Routine diagnostic biopsy tissue processing, conventional histology/immunohistochemistry (IHC) method is a multi-step and time consuming practice. With the advanced tissue dissociation protocols and panel designing, flow cytometric immunophenotyping (FCI) can be performed on diagnostic hematolymphoid tissue samples using single cell suspensions that economize steps and the time taken. Diagnostic tissue samples from lymph node, mediastinal mass, testicular biopsies and similar sites were dissociated using gentle MACS Octo-dissociator and FCI was performed thereafter. Read More

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Downregulation of Lipid Phosphate Phosphatase 3 Correlates With Tumor-Infiltrating Immune Cells in Oral Cancer.

Cureus 2022 Mar 27;14(3):e23553. Epub 2022 Mar 27.

Department of Biochemistry, All India Institute of Medical Sciences, Bhopal, IND.

Background Sphingosine-1-phosphate (S1P) is a potent oncogenic lipid. Intracellular levels of S1P are tightly regulated by eight S1P-metabolizing enzymes. S1P synthesis is catalyzed by two sphingosine kinases, i. Read More

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Clinical Significance of the Expression of Co-Stimulatory Molecule B7-H3 in Papillary Thyroid Carcinoma.

Front Cell Dev Biol 2022 12;10:819236. Epub 2022 Apr 12.

Department of Head and Neck Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.

B7-H3, also known as CD276, an important immune checkpoint member of the B7-CD28 family, is confirmed as a promising target after PD-L1 in clinical trials. Although the overexpression of B7-H3 has been associated with invasive metastatic potential and poor prognosis in multiple types of cancer, nothing is known regarding the expression profiles of B7-H3 in papillary thyroid carcinoma (PTC). In this study, we carried out a large-scale analysis of B7-H3 expression in PTC patients and evaluated the potential clinical significance of B7-H3. Read More

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Immunohistochemical Expression Of Matrix Metalloproteinase-1 (MMP-1) in Different Types Of Breast Carcinoma And Its Comparison With ER/PER and HER2/neu.

J Ayub Med Coll Abbottabad 2022 Jan-Mar;34(1):12-16

University of Health Sciences, Lahore, Pakistan.

Background: Breast cancer is a complex disease that comprises of various biological sub-types with different natural history. Matrix metalloproteinase-1(MMP-1) expression has been reported to inversely correlate with the survival. The current study was conducted to classify breast cancer into four subtypes based on IHC, to assess the immunohistochemical expression of MMP-1 in primary breast carcinoma, to compare its expression with ER/PR and HER2/neu. Read More

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Molecular and immunohistochemical characterisation of mesothelioma of the tunica vaginalis.

Histopathology 2022 Apr 23. Epub 2022 Apr 23.

Department of Pathology, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA.

Aims: Malignant mesothelioma (MM) of the tunica vaginalis (TV) is a rare and aggressive tumour, and the molecular features and staining profile with contemporary immunohistochemical (IHC) biomarkers are largely unexplored. We characterise the clinicopathological, molecular and IHC features of MM (n = 13) and mesothelial neoplasms of uncertain malignant potential (MUMP) (n = 4).

Methods And Results: Targeted next-generation sequencing was performed on seven MMs and two MUMPs. Read More

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promotes cell proliferation and affects glycolysis in breast cancer.

Exp Biol Med (Maywood) 2022 Apr 11:15353702221082613. Epub 2022 Apr 11.

Department of Pathology, Huzhou Central Hospital, Affiliated Hospital of Huzhou Normal University, Huzhou 313000, China.

Phosphatase and tensin homolog (PTEN)-induced kinase 1 () is regarded as a tumor suppressor and plays an important role in cancer cell biology, while relatively few studies have examined in breast cancer, especially . The aims of this study were to investigate expression in different subtypes of breast cancer tissues and cell lines and explore the effect of protein on breast cancer. In these experiments, expression was investigated using the tissue microarray immunohistochemistry (TMA-IHC) method in 150 samples of breast cancer tissues with different subtypes, and strong staining of was significantly correlated with the histological grade of breast cancer ( = 0. Read More

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and in diaphragmatic dysfunction.

Exp Biol Med (Maywood) 2022 Apr 11:15353702221085201. Epub 2022 Apr 11.

Department of Critical Care Medicine, Heping Hospital Affiliated to Changzhi Medical College, Changzhi 046000, China.

New methods to prevent ventilator-induced diaphragmatic dysfunction (VIDD) are urgently needed, and the cellular basis of VIDD is poorly understood. This study evaluated whether transvenous phrenic nerve stimulation (PNS) could prevent VIDD in rabbits undergoing mechanical ventilation (MV) and explored whether oxidative stress-related genes might be candidate molecular markers for VIDD. Twenty-four adult male New Zealand white rabbits were allocated to control, MV, and PNS groups ( = 8 in each group). Read More

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Ultrasound Examination of Unilateral Seminoma in a Salernitano Stallion.

Animals (Basel) 2022 Apr 6;12(7). Epub 2022 Apr 6.

Faculty of Veterinary Medicine, University of Teramo, Piano d'Accio, 64100 Teramo, Italy.

An 18-year-old Salernitano stallion developed a progressive enlargement of the left testicle over eight months. An ultrasound evaluation was performed, along with a hormonal profile. A histopathological evaluation of the testis was performed after unilateral orchiectomy. Read More

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Can a signature molecular-profile define disparate survival in BRAF-positive Gliosarcoma and identify novel targets for therapeutic intervention?

J Cancer Res Ther 2022 Jan-Mar;18(1):224-230

Department of Pathology, Bansal Hospital, Bhopal, Madhya Pradesh, India.

Purpose: Gliosarcoma (GS) has a low incidence but is aggressively invasive, with poor-survival. Even though GS is recognized as a different subgroup from glioblastoma (GB), there is no molecular panel available to define its clinical outcome. The objective was to identify the molecular imprint of GS in terms of expression of human telomerase reverse transcriptase (hTERT), high mobility group A1 (HMGA-1), kinesin superfamily protein-14 (KIF-14), epidermal growth factor receptor (EGFR) markers with reference to disparate prognosis and identify plausible targets for intervention. Read More

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Peroxisome proliferator-activated receptor expression in the canine endometrium with cystic endometrial hyperplasia-pyometra complex.

Reprod Domest Anim 2022 Apr 3. Epub 2022 Apr 3.

Department of Reproduction and Clinic for Farm Animals, Faculty of Veterinary Medicine, Wrocław University of Environmental and Life Sciences, Wrocław, Poland.

The most common uterine diseases in bitches occurring during diestrus are cystic endometrial hyperplasia (CEH) and pyometra. These diseases can coexist as CEH-pyometra complex (CEH-P). Their pathogenesis has not been fully explained. Read More

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Occurrence of IL-1, IL-10, CD25, CD40, and CD69 in the tissue of palatine tonsils.

Postepy Dermatol Alergol 2022 Feb 25;39(1):182-188. Epub 2021 Oct 25.

Department of Otolaryngology with Division of Cranio-Maxillo-Facial Surgery, Military Institute of Medicine, Warsaw, Poland.

Introduction: Palatine tonsil disease often coexists with dermatological diseases. Correct diagnosis of inflammation of the palatine tonsil tissue and removal of the diseased palatine tonsils results in remission of the disease.

Aim: To determine similarities and differences in the immunohistochemistry profile of the palatine tonsil tissue between tonsillitis and hypertrophy, including location of the immunohistochemistry reactions in specific histological sites. Read More

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February 2022

The immunohistochemical molecular risk classification in endometrial cancer: A pragmatic and high-reproducibility method.

Gynecol Oncol 2022 Jun 24;165(3):585-593. Epub 2022 Mar 24.

Agostino Gemelli IRCCS University Hospital Foundation, Department of Women, Children and Public Health Sciences, Gynecologic Oncology Unit, Rome, Italy; Catholic University of the Sacred Heart, Rome, Italy.

Introduction: The aim of this study is to assess the clinical reproducibility and the potential oncological validity of the molecular information provided by the immunohistochemistry (IHC) to properly stratify the endometrial cancer patients.

Methods: Retrospective IHC analyses were conducted in a large series of 778 pre-operative uterine-confined ECs, studying the presence/absence of MLH1, MSH2, MSH6 and PMS2 to define the mismatch repair (MMR) stable or instable phenotype; the presence of p53 mutations and other molecular features. The molecular profile was correlated with histological, clinical and prognostic data. Read More

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Protein-based prognostic signature for predicting the survival and immunotherapeutic efficiency of endometrial carcinoma.

BMC Cancer 2022 Mar 25;22(1):325. Epub 2022 Mar 25.

Department of Ultrasound, First Affiliated Hospital of Xiamen University, Xiamen, 361000, Fujian, China.

Background: Endometrial cancer (EC) is the most frequent malignancy of the female genital tract worldwide. Our study aimed to construct an effective protein prognostic signature to predict prognosis and immunotherapy responsiveness in patients with endometrial carcinoma.

Methods: Protein expression data, RNA expression profile data and mutation data were obtained from The Cancer Proteome Atlas (TCPA) and The Cancer Genome Atlas (TCGA). Read More

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Together Intra-Tumor Hypoxia and Macrophagic Immunity Are Driven Worst Outcome in Pediatric High-Grade Osteosarcomas.

Cancers (Basel) 2022 Mar 14;14(6). Epub 2022 Mar 14.

Pediatric Onco-Hematology Unit, University Hospital of Strasbourg, 1 Avenue Molière, CEDEX, 67098 Strasbourg, France.

Background: Osteosarcomas (OTS) represent the most common primary bone cancer diagnosed in adolescents and young adults. Despite remarkable advances, there are no objective molecular or imaging markers able to predict an OTS outcome at diagnosis. Focusing on biomarkers contributing broadly to treatment resistance, we examine the interplay between the tumor-associated macrophages and intra-tumor hypoxia. Read More

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Juvenile Xanthogranuloma: A Comparative Immunohistochemical Study of Factor XIIIa, CD11c, and CD4.

Am J Dermatopathol 2022 Mar 22. Epub 2022 Mar 22.

Lauren V. Ackerman Laboratory of Surgical Pathology, Barnes/St. Louis Children's Hospitals, Washington University Medical Center, St. Louis, MO.

Abstract: Juvenile xanthogranuloma is a group C and L non-Langerhans cell histiocytosis, and its cell of origin is still debatable. The expression of CD11c, a more recently described macrophage marker, and CD4 have not been studied comprehensively. This study aimed to expand immunophenotypic profile and hence our understanding of the origin of these lesions. Read More

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Zinc finger Asp-His-His-Cys palmitoyl -acyltransferase 19 accelerates tumor progression through wnt/β-catenin pathway and is upregulated by miR-940 in osteosarcoma.

Bioengineered 2022 03;13(3):7367-7379

Department of Pharmacy, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, P.R. China.

Osteosarcoma (OS) is the most frequent malignant primary bone tumor in children and young adults. Zinc finger Asp-His-His-Cys palmitoyl-acyltransferase 19 (ZDHHC19) is a key enzyme in protein palmitoylation and plays crucial roles in tumor progression. However, its expression profile and biological function in OS have been unclear. Read More

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