Publications by authors named "Nair Sujit"

Article Synopsis
  • The ProFATE trial investigated the impact of temporary blood flow arrest during endovascular thrombectomy on vessel recanalization in patients with acute ischemic stroke.
  • Conducted across four UK centers, the study randomly assigned 134 adults to either a flow arrest or nonflow arrest group to assess the effectiveness of the procedure.
  • Results showed a slight increase in vessel recanalization in the flow arrest group (74.4%) compared to the nonflow arrest group (70.8%), suggesting a potential benefit of temporary blood flow arrest during treatment.
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Objectives: (WS) is a valuable medicinal plant that has been used against several ailments. The medicinal properties of WS are ascribed to existence of secondary metabolites which are in great demand in herbal nutraceutical industry. Despite well-known therapeutic effects of WS, it is necessary to assess preclinical toxicity of WS plant on rats and further explore its potential application against treatment of various disorders in humans.

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Objectives: (WS) is a valuable medicinal plant that has been used against several ailments. The medicinal properties of WS are ascribed to existence of secondary metabolites which are in great demand in herbal nutraceutical industry. Despite well-known therapeutic effects of WS, it is necessary to assess preclinical toxicity of WS plant on rats and further explore its potential application against treatment of various disorders in humans.

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Background: The efficacy and safety of endovascular thrombectomy (EVT) beyond 6 hours from stroke onset for patients with large vessel occlusion (LVO) selected without CT perfusion(CTP) or MR imaging(MRI) is undetermined. We conducted a systematic review and meta-analysis of the current literature comparing outcomes for late presenting patients with LVO treated by best medical management (BMM) with those selected for EVT based only on non-contrast CT(NCCT)/CT angiography(CTA) (without CTP or MRI).

Methods: PRISMA guidelines were employed.

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Myelodysplastic syndromes (MDS) are due to defective hematopoiesis in bone marrow characterized by cytopenia and dysplasia of blood cells, with a varying degree of risk of acute myeloid leukemia (AML). Currently, the only potentially curative strategy is hematopoietic stem cell transplantation (HSCT). Many patients are ineligible for HSCT, due to late diagnosis, presence of co-morbidities, old age and complications likely due to graft-versus-host disease (GvHD).

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Clinically localized prostate cancer is often treated with radical prostatectomy combined with pelvic lymph node dissection. Data suggest that lymph node dissection does improve disease staging, but its therapeutic value has often been debated, with few studies showing that lymph node removal directly improves oncological outcomes; however, lymph nodes are an important first site of antigen recognition and immune system activation and the success of many currently used immunological therapies hinges on this dogma. Evidence, particularly in the preclinical setting, has demonstrated that the success of immune checkpoint inhibitors is dampened by the removal of tumour-draining lymph nodes.

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Prostate cancer (PCa) incidence, morbidity, and mortality rates are significantly impacted by racial disparities. Despite innovative therapeutic approaches and advancements in prevention, men of African American (AA) ancestry are at a higher risk of developing PCa and have a more aggressive and metastatic form of the disease at the time of initial PCa diagnosis than other races. Research on PCa has underlined the biological and molecular basis of racial disparity and emphasized the genetic aspect as the fundamental component of racial inequality.

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Inflammaging, a coexistence of inflammation and aging, is a persistent, systemic, low-grade inflammation seen in the geriatric population. Various natural compounds have been greatly explored for their potential role in preventing and treating inflammaging. has been used for thousands of years in traditional medicine as a nutraceutical for its numerous health benefits including regenerative and adaptogenic effects.

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The health-beneficial effects of nutraceuticals in various diseases have received enhanced attention in recent years. Aging is a continuous process wherein physiological activity of an individual declines over time and is characterized by various indefinite hallmarks which contribute toward aging-related comorbidities in an individual which include many neurodegenerative diseases, cardiac problems, diabetes, bone-degeneration, and cancer. Cellular senescence is a homeostatic biological process that has an important function in driving aging.

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The nonpolymorphic major histocompatibility complex E (MHC-E) molecule is up-regulated on many cancer cells, thus contributing to immune evasion by engaging inhibitory NKG2A/CD94 receptors on NK cells and tumor-infiltrating T cells. To investigate whether MHC-E expression by cancer cells can be targeted for MHC-E-restricted T cell control, we immunized rhesus macaques (RM) with rhesus cytomegalovirus (RhCMV) vectors genetically programmed to elicit MHC-E-restricted CD8 T cells and to express established tumor-associated antigens (TAAs) including prostatic acidic phosphatase (PAP), Wilms tumor-1 protein, or Mesothelin. T cell responses to all three tumor antigens were comparable to viral antigen-specific responses with respect to frequency, duration, phenotype, epitope density, and MHC restriction.

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Background And Aims: Non-A-E hepatitis (NAEH) not leading to acute liver failure (ALF) is poorly documented. The objective was to compare clinical and laboratory features of uncomplicated acute NAEH with acute viral (AVH) and autoimmune hepatitis (AIH) and histopathology in NAEH and AIH.

Methods: Cases of hepatocellular jaundice were included.

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Background: Half of patients who achieve successful recanalization following endovascular thrombectomy (EVT) for acute ischemic stroke experience poor functional outcome. We aim to investigate whether the use of adjunctive intra-arterial antithrombotic therapy (AAT) during EVT is safe and efficacious compared with standard therapy (ST) of EVT with or without prior intravenous thrombolysis.

Methods: Electronic databases were searched (PubMed/MEDLINE, Embase, Cochrane Library) from 2010 until October 2023.

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Article Synopsis
  • - Colonic lipomas are generally benign growths, often asymptomatic, but can cause issues when they exceed 2 cm, particularly in cases of Giant Colonic Lipoma (GCL), which can lead to complications like iron deficiency anemia (IDA).
  • - The report discusses a specific case where a GCL caused IDA and was effectively removed using an innovative endoscopic technique that combines noradrenaline, endoloop ligation, and snare cautery, avoiding the need for surgical intervention.
  • - This case underscores the clinical importance of recognizing GCL as a potential cause of anemia and demonstrates that modified endoscopic removal techniques enhance patient safety during treatment.
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The eye is one a unique sophisticated human sense organ with a complex anatomical structure. It is encased by variety of protective barriers as responsible for vision. There has been a paradigm shift in the prevalence of several major vision threatening ocular conditions with enhanced reliance on computer-based technologies in our workaday life and work-from-home modalities although aging, pollution, injury, harmful chemicals, lifestyle changes will always remain the root cause.

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Article Synopsis
  • * There is growing excitement around using these therapies for localized or locally advanced genitourinary (GU) cancers to help lower recurrence rates and boost survival outcomes.
  • * Although neoadjuvant therapies were once standard for bladder cancer, they are currently being tested in clinical trials for renal and prostate cancers, with future advancements expected through precision medicine guided by biomarkers.
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Article Synopsis
  • Extrahepatic portal vein obstruction (EHPVO) is a significant cause of portal hypertension in Indian patients, often presenting with upper gastrointestinal bleeding and abdominal pain.
  • A study reviewed 318 patients over 8 years, revealing a mean age of 15.08 years, with many having a history of home delivery or umbilical sepsis, which are possible risk factors.
  • Follow-up outcomes showed a high rebleeding rate (35.3%) and a prevalence of associated complications like esophageal varices (87.42%) and gallbladder varices (44.3%), leading to surgical interventions in a small percentage of cases.
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Background: Observational studies have demonstrated improved outcomes with the adjunctive use of balloon guide catheters (BGC) during endovascular thrombectomy (EVT) for anterior circulation acute ischaemic stroke (AIS). However, the lack of high-level evidence and global practice heterogeneity justifies a randomised controlled trial (RCT) to investigate the effect of transient proximal blood flow arrest on the procedural and clinical outcomes of patients with AIS following EVT.

Hypothesis: Proximal blood flow arrest in the cervical internal carotid artery during EVT for proximal large vessel occlusion is superior to no flow arrest in achieving complete vessel recanalisation.

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Article Synopsis
  • The study aimed to explore the link between genomic characteristics of connective tissue and negative clinical outcomes in patients who underwent radical prostatectomy for localized prostate cancer.
  • A retrospective analysis of 695 patients revealed significant variations in the expression of selected connective tissue genes, indicating a correlation with clinical features like extra-capsular extension (ECE), lymph node (LN) invasion, and early biochemical recurrence (eBCR).
  • Results showed that higher Decipher scores, associated with gene overexpression, correlated with worse progression-free survival (PFS) and clinical conditions, highlighting the potential prognostic significance of connective tissue gene expression in prostate cancer.
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Background: Numerous ischaemic stroke patients experience poor functional outcome despite successful recanalisation following endovascular thrombectomy (EVT). We aimed to identify the incidence and predictors of futile complete recanalisation (FCR) in a national stroke registry.

Methods: Patients who achieved complete recanalisation (mTICI 3) following EVT, between October 2015 and March 2020, were included from a United Kingdom national stroke registry.

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Diabetes is one of the most frequently occurring metabolic disorders, affecting almost one tenth of the global population. Despite advances in antihyperglycemic therapeutics, the management of diabetes is limited due to its complexity and associated comorbidities, including diabetic neuropathy, diabetic nephropathy and diabetic retinopathy. Noncoding RNAs (ncRNAs), including microRNAs (miRNAs) and long noncoding RNAs (lncRNAs), are involved in the regulation of gene expression as well as various disease pathways in humans.

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Multiple myeloma (MM) is an aggressive cancer characterised by malignancy of the plasma cells and a rising global incidence. The gold standard for optimum response is aggressive chemotherapy followed by autologous stem cell transplantation (ASCT). However, majority of the patients are above 60 years and this presents the clinician with complications such as ineligibility for ASCT, frailty, drug-induced toxicity and differential/partial response to treatment.

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Vitamin K2-7, also known as menaquinone-7 (MK-7) is a form of vitamin K that has health-beneficial effects in osteoporosis, cardiovascular disease, inflammation, cancer, Alzheimer's disease, diabetes and peripheral neuropathy. Compared to vitamin K1 (phylloquinone), K2-7 is absorbed more readily and is more bioavailable. Clinical studies have unequivocally demonstrated the utility of vitamin K2-7 supplementation in ameliorating peripheral neuropathy, reducing bone fracture risk and improving cardiovascular health.

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