Publications by authors named "Cj Shukla"

Penile fracture is an uncommon acute surgical emergency, typically occurring after sexual intercourse, self-manipulation and at times, may be accidental. We report here a 39-year male who attended the department of emergency with swelling and bruising of the scrotum and penis. Physical examination exhibited a diffuse abdominal and perineal ecchymosis.

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Article Synopsis
  • Cytokeratin and desmin are proteins linked to Sertoli cell development and testicular germ cell cancer (TGCC), with this study focusing on their expression in normal and cancerous testicular tissue.
  • The study found that desmin is present in Sertoli cells during fetal development but decreases significantly by the second trimester, and it remains in most adult Sertoli cells, even in TGCC cases.
  • Cytokeratin is found in fetal Sertoli cells but absent in adult Sertoli cells, indicating it may signal issues with Sertoli cell maturity, especially in cases of TGCC.
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Testicular cancer is the most common malignancy in young adult men. The prognosis is excellent in limited disease and cure is possible even in advanced disease. Quality performance indicators (QPI) are used in many developed countries as a measure of healthcare performance.

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Background: Testicular germ cell cancer (TGCC) develops from pre-malignant germ neoplasia in situ (GCNIS) cells. GCNIS originates from fetal gonocytes (POU5F1/MAGE-A4), which fail to differentiate to pre-spermatogonia (POU5F1/MAGE-A4) and undergo malignant transformation. Gankyrin is an oncogene which has been shown to prevent POU5F1 degradation and specifically interact with MAGE-A4 in hepatocellular carcinoma (HCC) cells.

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Cell type specification during early nervous system development in requires precise regulation of gene expression in time and space. Resolving the programs driving neurogenesis has been a major challenge owing to the complexity and rapidity with which distinct cell populations arise. To resolve the cell type-specific gene expression dynamics in early nervous system development, we have sequenced the transcriptomes of purified neurogenic cell types across consecutive time points covering crucial events in neurogenesis.

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Peyronies disease (PD) is estimated to affect approximately 3-9% of men worldwide and maybe associated with pain, erectile dysfunction and penile deformity including shortening. The condition has significant debilitating effects on quality of life, self-esteem and psychological wellbeing in addition to sexual function. Surgical results add further to this by patients having dissatisfaction with various aspects of outcomes.

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Male genital emergencies relating to the penis and scrotum are rare and require prompt investigation and surgical intervention. Clinicians are often unfamiliar with the management of these conditions and may not work in a specialist centre with on-site expertise in genitourethral surgery. A series of consensus statements have been developed by an expert consensus comprising British Association of Urological Surgeons (BAUS) Section of Andrology and Genitourethral Surgery together with experts from units throughout the UK.

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Male genital emergencies relating to the penis and scrotum are rare and require prompt investigation and surgical intervention. Clinicians are often unfamiliar with the management of these conditions and may not work in a specialist centre with on-site expertise in genitourethral surgery. The aim of these consensus statements is to provide best practice guidance for urological surgeons based in the UK which are developed by an expert consensus.

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Male genital emergencies relating to the penis and scrotum are rare and require prompt investigation and surgical intervention. Clinicians are often unfamiliar with the management of these conditions and may not work in a specialist centre with on-site expertise in genitourethral surgery. A series of consensus statements have been developed by an expert consensus committee comprising members of the BAUS Section of Andrology and Genitourethral Surgery together with experts from urology units throughout the UK.

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In the post-genomic era, thousands of putative noncoding regulatory regions have been identified, such as enhancers, promoters, long noncoding RNAs (lncRNAs), and a cadre of small peptides. These ever-growing catalogs require high-throughput assays to test their functionality at scale. Massively parallel reporter assays have greatly enhanced the understanding of noncoding DNA elements Here, we present a massively parallel RNA assay (MPRNA) that can assay 10,000 or more RNA segments for RNA-based functionality.

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Male genital emergencies relating to the penis and scrotum are rare and require prompt investigation and surgical intervention. Clinicians are often unfamiliar with the management of these conditions and may not work in a specialist centre with on-site expertise in genitourethral surgery. A series of consensus statements have been developed by an expert consensus committee comprising members of the British Association of Urological Surgeons (BAUS) Section of Andrology and Genitourethral Surgery together with experts from urology units throughout the UK.

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The testicular dysgenesis syndrome (TDS) hypothesis, which proposes that common reproductive disorders of newborn and adult human males may have a common fetal origin, is largely untested. We tested this hypothesis using a rat model involving gestational exposure to dibutyl phthalate (DBP), which suppresses testosterone production by the fetal testis. We evaluated if induction of TDS via testosterone suppression is restricted to the "masculinization programming window" (MPW), as indicated by reduction in anogenital distance (AGD).

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More than half the human and mouse genomes are comprised of repetitive sequences, such as transposable elements (TEs), which have been implicated in many biological processes. In contrast, much less is known about other repeats, such as local repeats that occur in multiple instances within a given locus in the genome but not elsewhere. Here, we systematically characterize local repeats in the genomic locus of the Firre long noncoding RNA (lncRNA).

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Article Synopsis
  • The study explores the effectiveness of surgical techniques, partial glans resurfacing (PGR) and total glans resurfacing (TGR), for treating carcinoma in situ (CIS) of the penis.
  • Results showed that the procedures had a 4% local recurrence rate and no significant postoperative complications, with most patients satisfied with the cosmetic outcome.
  • The findings suggest that glans resurfacing is a reliable treatment option that preserves penile function while ensuring effective disease management.
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Advanced genital tumours are rare. Traditionally, surgical intervention in these patients has had a limited role due to the associated co-morbidities, poor performance status and overall poor prognosis. Because the potential benefit of surgical intervention in advanced cases is not evidence based, a large proportion of these patients are treated palliatively with chemoradiation therapy, which may have a limited role in advanced disease together with no significant improvement in quality of life for the patient.

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Purpose: We evaluated the long-term outcomes of patients who underwent epididymectomy for the treatment of chronic epididymal pain.

Materials And Methods: All 72 patients who underwent epididymectomy at our institution between 1994 and 2007 were invited to participate in the study. Patients were mailed questionnaires covering various aspects of the treatment.

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Objectives: To describe our experience with the optimization and validation of laser-capture microdissection (LCM) for biomarker analysis in prostate tissues. As LCM allows the separation of benign and malignant epithelial structures and stromal elements, it not only allows identification of the source of the biomarker, but might also accentuate gene or protein expression changes by reducing contamination by other cellular elements.

Materials And Methods: In all, 19 fresh-frozen prostate tissue samples were subjected to LCM, with the cDNA being analysed using quantitative polymerase chain reaction for several genes, to identify the optimum number of cells for capture, as well as gene markers assessing for the purity of the captured cells.

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Extracellular proteases of the matrix metalloproteinase (MMP) and serine protease families participate in many aspects of tumour growth and metastasis. Using quantitative real-time RT-PCR analysis, we have undertaken a comprehensive survey of the expression of these enzymes and of their natural inhibitors in 44 cases of human prostate cancer and 23 benign prostate specimens. We found increased expression of MMP10, 15, 24, 25 and 26, urokinase plasminogen activator-receptor (uPAR) and plasminogen activator inhibitor-1 (PAI1), and the newly characterised serine proteases hepsin and matriptase-1 (MTSP1) in malignant tissue compared to benign prostate tissue.

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