Publications by authors named "Guha M"

Antibiotic resistant infections kill millions worldwide yearly. However, a key factor in recurrent infections is antibiotic persisters. Persisters are not inherently antibiotic-resistant but can withstand antibiotic exposure by entering a non-dividing state.

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Background: Obesity is an emerging health problem worldwide as it is associated with increased risk of cardiovascular, metabolic, mental disorders, and cancer. Therapeutic weight management remains one of the options for the treatment of excess weight and associated comorbidities. In this study, the therapeutic potential of elocalcitol, a fluorinated derivative of vitamin D, was studied on the model of high-fat diet (HFD)-induced obesity in mice.

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Study Design: Retrospective cross-sectional study.

Purpose: To investigate the size and local anatomy of the right and the left-sided oblique corridors between L1-L5 levels and identify the potential impact of increasing age and sex on corridor size.

Overview Of Literature: The oblique lumbar interbody fusion (OLIF) was introduced by Silvestre and his colleagues as a solution to the approach-related complications associated with anterior lumbar interbody fusion and lateral lumbar interbody fusion.

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The development of transforming growth factor receptor inhibitors (TGFRi) as new medicines has been affected by cardiac valvulopathy and arteriopathy toxicity findings in nonclinical toxicology studies. PF-06952229 (MDV6058) selected using rational drug design is a potent and selective TGFRI inhibitor with a relatively clean off-target selectivity profile and good pharmacokinetic properties across species. PF-06952229 inhibited clinically translatable phospho-SMAD2 biomarker (≥60%) in human and cynomolgus monkey peripheral blood mononuclear cells, as well as in mouse and rat splenocytes.

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Antibiotic resistance kills millions worldwide yearly. However, a major contributor to recurrent infections lies in a small fraction of bacterial cells, known as persisters. These cells are not inherently antibiotic-resistant, yet they lead to increased antibiotic usage, raising the risk of developing resistant progenies.

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Introduction: Occurrence of hemorrhagic cyst inside ligamentum flavum is a very rare phenomenon and presents with back pain, radiculopathy, or neurogenic claudication. Various causes reported in the literature are trauma, anticoagulant therapy, and increased micromotion in the setting of unstable and degenerated motion segment.

Case Report: We report a case of 41-year-old male patient who presented with claudication pain in both lower limbs for the past 6 months associated with bilateral calf atrophy.

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In the current study, we investigated the role of executive functions in explaining how word recognition and language comprehension jointly predict reading comprehension in multilingual and monolingual students (Grades 1 and 2). Specifically, mediation and moderation models were tested and compared to offer a more nuanced understanding of the role of executive functions in reading comprehension. The results provided support for the mediation model in which executive functions indirectly contribute to reading comprehension via word recognition and language comprehension in both language groups.

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Introduction: Pneumorrachis is presence of air in the epidural space. It could be the result of trauma, barotrauma, iatrogenic or spontaneous. The pneumorrachis per se is an underdiagnosed entity as most of the patients are asymptomatic or have subclinical symptoms.

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Treatment of tuberculosis (TB) is faced with several challenges including the long treatment duration, drug toxicity and tissue pathology. Host-directed therapy provides promising avenues to find compounds for adjunctively assisting antimycobacterials in the TB treatment regimen, by promoting pathogen eradication or limiting tissue destruction. Eicosanoids are a class of lipid molecules that are potent mediators of inflammation and have been implicated in aspects of the host response against TB.

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In Australia, acute inpatient units within public mental health services have become the last resort for mental health care. This research explored barriers and facilitators to safe, person-centred, recovery-oriented mental health care in these settings. It utilised participant observations conducted by mental health nurses in acute inpatient units.

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Article Synopsis
  • Spinal tuberculosis (TB) primarily affects the spine and is most commonly seen in para-discal areas; however, multiple-level non-contiguous spinal TB occurrences have varied significantly in reported cases.
  • This study conducted a retrospective analysis of patients treated at Vardhman Mahavir Medical College and Safdarjung Hospital over four years to identify the incidence and risk factors associated with multiple-level spinal TB using whole spine screening MRI.
  • Out of 242 patients, 31.4% were diagnosed with multiple-level non-contiguous spinal TB, with younger (under 20) and older (over 50) individuals being significantly more affected, while drug resistance did not show a statistical impact on this condition.
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Spinal adhesive arachnoiditis is a rare occurrence with a diverse etiology. The clinical picture is not universal, and varying degrees of neurodeficit have been mentioned. Spontaneous spinal cord herniation or idiopathic spinal cord herniation occurs due to displacement of the cord through a dural or arachnoid defect.

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Symptomatic spinal epidural hematoma (SEH) is a rare but well-documented complication in spine surgery, often associated with risk factors such as abnormal coagulation parameters, low platelets, excessive epidural bleeding, and inadequate hemostasis. While bilateral SEH is frequently described in the literature, unilateral SEH following spine surgery is seldom reported. We present a unique case of a unilateral neurological deficit resulting from an SEH following midline-sparing spine surgery due to unilateral drain placement in an 80-year-old male patient without comorbidities and normal coagulation parameters.

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Farnesoid X receptor (FXR) activation reduces renal inflammation, but the underlying mechanisms remain elusive. Neutrophil extracellular traps (NETs) are webs of DNA formed when neutrophils undergo specialized programmed cell death (NETosis). The signaling lipid sphingosine-1-phosphate (S1P) stimulates NETosis via its receptor on neutrophils.

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The consensus-based guideline "SARS-CoV-2, COVID-19 and (early) rehabilitation" for Germany has two sections: In the first part, the guideline addresses infection protection-related procedures during the COVID-19 pandemic. In the second part, it provides practice recommendations for rehabilitation after COVID-19. The specific recommendations for rehabilitation after COVID-19 as issued by 13 German medical societies and two patient-representative organizations are presented together with general background information for their development.

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Postpartum hemorrhage (PPH) is the leading cause of maternal mortality in Kenya. The aim of this study was to measure quality and timeliness of care for PPH in a sample of deliveries in referral hospitals in Kenya. We conducted direct observations of 907 vaginal deliveries in three Kenyan hospitals from October 2018 through February 2019, observing the care women received from admission for labor and delivery through hospital discharge.

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The miR-146 family consists of two microRNAs (miRNAs), miR-146a and miR-146b (miR-146a/b), both of which are known to suppress immune responses in a variety of conditions. Here, we studied how constitutive deficiency of miR-146b () affects lipopolysaccharide (LPS)-induced neuroinflammation in mice. Our experiments demonstrated that miR-146b deficiency results in the attenuation of LPS-induced neuroinflammation, as it was evidenced by the reduction of sickness behavior, a decrease in the inflammatory status of microglia, and the loss of morphological signs of microglial activation in the hippocampus.

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Article Synopsis
  • - Compound 1 effectively inhibits the TGF-β receptor type-1 but lacks metabolic stability, making it less viable for use.
  • - Researchers modified a part of this compound to improve its stability and enhance its effectiveness in cells and in mice.
  • - The study details the structure-activity relationship (SAR) that resulted in the identification of MDV6058 (PF-06952229) as a promising candidate for further preclinical development.
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