Publications by authors named "Mayank"

Background Anastomotic leakage after gastrointestinal surgery is a significant postoperative complication that leads to increased morbidity and mortality. C-reactive protein (CRP) has been used previously as a predictive marker of anastomotic leakage in gastrointestinal surgeries. Its short half-life makes it a reliable marker for postoperative complications, rapidly returning to normal values as the patient recovers.

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  • The study assessed how the quality of reperfusion affects clinical and radiological outcomes in patients from the ESCAPE NA1 trial.
  • Researchers analyzed different reperfusion patterns using the expanded Treatment in Cerebral Infarction (eTICI) Scale to compare patient outcomes, including rates of good or excellent clinical recovery, symptomatic hemorrhage, and death.
  • Results showed that higher reperfusion grades were linked to better clinical outcomes and lower mortality rates, regardless of how many attempts were needed to achieve them, or the speed of reperfusion.
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The accurate diagnosis and identification of species are crucial for the therapeutic selection and effective treatment of leishmaniasis. This study aims to develop and evaluate the use of high-resolution melting curve analysis (HRM)-PCR for species identification causing visceral leishmaniasis (VL), post-kala-azar dermal leishmaniasis (PKDL) and cutaneous leishmaniasis (CL) in the Indian subcontinent. Two multi-copy targets (ITS-1 and 7SL-RNA genes) were selected, and an HRM-PCR assay was established using , , and standard strain DNA.

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Animal development is dictated by the selective and timely decay of mRNAs in developmental transitions, but the impact of mRNA decapping scaffold proteins in development is unclear. This study unveils the roles and interactions of the DCAP-2 decapping scaffolds EDC-3 and EDC-4 in the embryonic development of C. elegans.

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This study explored using ultrafiltration (UF) membranes to treat pulp and paper mill wastewater, implementing a novel Taguchi experimental design to optimize operating conditions for pollutant removal and minimal membrane fouling. Researchers examined four factors: pH, temperature, transmembrane pressure, and volume reduction factor (VRF), each at three levels. Optimal conditions (pH 10, 25°C, 6 bar, VRF 3) led to a 35% reduction in flux due to fouling and high pollutant rejections: total hardness (83%), sulfate (97%), spectral absorption coefficient (SAC254) (95%), and chemical oxygen demand (COD) (89%).

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Neuroinflammation and neuronal apoptosis are central pathogenic consequences associated with Alzheimer's Disease (AD) and Parkinson's Disease (PD). Limonin (LM), a tetracyclic triterpenoid available in citrus fruits, has anti-tumor, antioxidant, anti-inflammatory, hepatoprotective, and neuroprotective actions. LM derivative, V-A-4 emerged as a potential neuroprotective drug due to their ability to target multiple molecular pathways intertwined with neuroinflammation and neuronal apoptosis.

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Aim: The aim is to study the various histopathological changes in the liver in pediatric patients with choledochal cyst (CC) and correlate with the presentation and type of cyst.

Methods: In a prospective observational study including all pediatric patients who underwent CC excision, histopathological changes of the liver in the form of cholestasis (CHS), portal inflammation (PI), bile duct proliferation (BDP), and fibrosis were studied and graded using a scoring system. They were analyzed in relation to age, sex, symptoms, and type of the cyst.

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The inlet of wastewater treatment plants (WWTPs) contains pathogenic microorganisms which during aeration and by mechanical mixing through wind typically aerosolized microbes into ambient air. Bioaerosol emission and its characterization (bacterial and fungal) was investigated considering low-flow and high-flow inlet of wastewater treatment plant. Generation of bioaerosols was found influenced by prevailing seasons while both during summer and winter, fungal concentration (winter: 1406 ± 517; summer: 1743 ± 271 CFU/m) was higher compared to bacterial concentration (winter: 1077 ± 460; summer: 1415 ± 588 CFU/m).

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Parkinson's disease (PD), the most common brain-related neurodegenerative disorder, is comprised of several pathophysiological mechanisms, such as mitochondrial dysfunction, neuroinflammation, aggregation of misfolded alpha-synuclein, and synaptic loss in the substantia nigra pars compacta region of the midbrain. Misfolded alpha-synuclein, originating from damaged neurons, triggers a series of signaling pathways in both glial and neuronal cells. Activation of such events results in the production and expression of several proinflammatory cytokines via the activation of the nuclear factor κB (NF-κB) signaling pathway.

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Article Synopsis
  • - The survey aimed to gauge Indian radiation oncologists' attitudes and practices surrounding prostate brachytherapy, using a 21-point questionnaire distributed through various channels.
  • - Out of 212 responding oncologists, a significant 66% had over 6 years of post-specialty training, yet 44.3% do not perform any interstitial brachytherapy, and 83.3% avoid high-dose-rate (HDR) prostate brachytherapy, primarily due to a lack of training (84.8%).
  • - Many oncologists expressed a willingness to adopt prostate brachytherapy if provided with adequate training and facilities, indicating potential for increased implementation with professional development opportunities.
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Bardet-Biedl syndrome is an autosomal-recessive ciliopathic disorder affecting multiple organ systems. Characteristic features include progressive retinal dystrophy, obesity, polydactyly hypogonadism, mental retardation, and renal disorders. Other manifestations include congenital heart diseases, hepatic fibrosis, ataxia, and diabetes.

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Introduction: Stereotactic body radiotherapy (SBRT) has been found to be an effective and safe modality with excellent oncological outcome in medically inoperable primary renal cell carcinoma (RCC) and oligometastases. There is scarcity of data on the synchronous delivery of SBRT to primary and oligometastatic RCC in patients unfit for nephrectomy. Here, we report the findings of a retrospective study of prospectively collected data on "total ablative SBRT.

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Background And Aims: In chronic pancreatitis, fully covered self-expanding metal stents (FCSEMS) are used to treat refractory pancreatic duct strictures. However, the FCSEMS design, effectiveness, safety, optimal stent indwelling time and patient selection remain unclear. This study aimed at evaluating technical success, clinical success and adverse events with FCSEMS in patients with symptomatic pancreatic duct stricture.

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Background And Aims: Sofosbuvir (S), daclatasvir (D), ledipasvir, or velpatasvir (V) containing first-line hepatitis C virus (HCV) treatment regimens fail to cure viremia in 5-10%. We report our experience of HCV retreatment using these first-line drugs, in a setting where second-line anti-HCV drugs are not available.

Methods: Adults, who had relapsed after first complete course of a sofosbuvir-containing first-line, pegylated interferon free, anti-HCV treatment regimen with or without ribavirin (Riba) were included.

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Fanconi anemia (FA) signaling, a key genomic maintenance pathway, is activated in response to replication stress. Here, we report that phosphorylation of the pivotal pathway protein FANCD2 by CHK1 triggers its FBXL12-dependent proteasomal degradation, facilitating FANCD2 clearance at stalled replication forks. This promotes efficient DNA replication under conditions of CYCLIN E- and drug-induced replication stress.

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Cancer is spreading worldwide and is one of the leading causes of death. The use of existing chemotherapeutic agents is frequently limited due to side effects. As a result, it is critical to investigate new agents for cancer treatment.

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Article Synopsis
  • Innate inflammation above a certain level contributes to cardiovascular diseases, cancer, and other chronic conditions, with COX enzymes playing a critical role in the inflammatory process.
  • COX-I is always present for basic functions, while COX-II is triggered by inflammatory cytokines and can worsen the inflammation, making COX-II a target for new anti-inflammatory drugs.
  • Despite advancements in selective COX-II inhibitors with fewer gastrointestinal side effects, concerns about cardiovascular risks have led to the withdrawal of some of these drugs, highlighting the need for further research on the chemical structures and effectiveness of existing COX-II inhibitors to create safer options.
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Hyperamylasemia is reported to be associated with numerous chronic diseases, including diabetes and cancer. Considering this fact, we developed a series of thiazole-clubbed hydrazones. The derivatives were explored for their α-amylase inhibitory activity, which was further corroborated with their anticancer assets using a panel of cancer cells, including colon cancer (HCT-116), lung cancer (A549), and breast cancer (MDA-MB-231).

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  • A study looked at a problem called Infarct in a New Territory (INT) that can happen after a stroke treatment called endovascular therapy.
  • They found that out of 1,092 patients, about 9.3% had this problem, with most INTs being small but some were quite big.
  • Having INT was linked to worse recovery outcomes after 90 days compared to patients who didn’t have INT.
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Multicellular organisms have evolved elaborate strategies to sense and adapt to changes in intracellular oxygen. The canonical cellular pathway responsible for oxygen sensing consists of the von Hippel-Lindau (pVHL) tumor suppressor protein, prolyl hydroxylases (PHD), and hypoxia-inducible factors (HIFs), which together regulate expression of downstream genes involved in oxygen homeostasis. In recent years, it has become increasingly clear that oxygen regulatory mechanisms are intertwined with cellular iron-sensing pathways.

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  • The text discusses a rare case of a 24-year-old woman with continuous urinary incontinence due to vesicovaginal and ureterovaginal fistulas after a total abdominal hysterectomy.
  • Diagnosis involved cystoscopy revealing abnormal tissue and a hidden ureteric opening, indicating complex surgical needs.
  • The surgery successfully repaired the fistulas and resolved incontinence, highlighting the importance of thorough investigation and histological checks for malignancy in similar cases.
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Introduction: People on renal replacement therapy (RRT) have a high risk of COVID-19 infection and subsequent death. COVID-19 vaccination is strongly recommended for those on RRT. Data are limited on the immune response of the ChAdOx1 nCoV-19/AZD1222 (Covishield®) vaccine in patients on RRT.

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  • The study focused on the antibody response and durability of the Covishield® vaccine among Indian health care workers who received two doses four weeks apart.
  • Blood samples were collected at various intervals post-vaccination to measure anti-spike antibody (ASAb) and neutralizing antibody (NAb) levels, revealing significant differences based on pre-existing antibodies.
  • Results indicated that individuals with pre-existing ASAb had higher antibody titres throughout the study, and overall, antibody levels began to decline approximately five months after vaccination.
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Introduction: Data are limited on antibody response to the ChAdOx1 nCoV-19 vaccine (AZD1222; Covishield®) in cirrhosis. We studied the antibody response following two doses of the ChAdOx1 vaccine, given 4−12 weeks apart, in cirrhosis. Methods: Prospectively enrolled, 131 participants (71% males; age 50 (43−58); alcohol-related etiology 14, hepatitis B 33, hepatitis C 46, cryptogenic 21, autoimmune 9, others 8; Child−Turcott−Pugh class A/B/C 52/63/16).

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