Publications by authors named "Syed K Naqvi"

Article Synopsis
  • * This particular protease has a molecular weight of 35 kDa and shows optimal activity at pH 10 and 60 °C, remaining stable up to 80 °C and effective in a broad pH and temperature range.
  • * It demonstrates improved activity in the presence of NaCl and Co+2, making it effective for practical uses like hair removal from goat skin, blood stain removal, and milk degradation, positioning it as a valuable asset in leather, detergent, and food industries.
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Background: Snails play an important role as an intermediate host in various parasitic diseases, which are referred to as snail-borne parasitic diseases (SBPDs). The prevalence of the SBPDs, schistosomiasis and fascioliasis is low in Pakistan compared to other countries. The present study investigated knowledge, attitudes, and practices related to these two SPBDs and risk factors associated with them among the humans living in close contact with livestock and pets from three regions of Pakistan: Punjab, Islamabad and Azad Jammu and Kashmir (AJK).

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Article Synopsis
  • Ticks are ectoparasites that transmit pathogens threatening both animal and human health, particularly in hot and humid regions of Pakistan.
  • A study identified 11 tick species across various livestock and animals, discovering an overall tick prevalence of 14.3% among the 2,846 animals examined, with significant variation by host type and agro-ecological zone.
  • The highest tick infestation rates were observed in camels and donkeys, with specific zones exhibiting notably high infestation rates, highlighting the need for awareness of tick-borne diseases affecting both animals and humans.
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Introduction: Mild obstructive sleep-disordered breathing (oSDB), characterised by habitual snoring without frequent apnoeas and hypopnoeas on polysomnography, is prevalent in children and commonly treated with adenotonsillectomy (AT). However, the absence of high-level evidence addressing the role of AT in improving health and behavioural outcomes has contributed to significant geographical variations in care and potential for surgery to be both overused and underused.

Methods And Analysis: The Pediatric Adenotonsillectomy Trial for Snoring (PATS) is a single-blinded, multicentre randomised controlled trial designed to evaluate the effect of AT in treating mild oSDB.

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In the past few years, basic and clinical scientists have witnessed landmark achievements in many research projects, such as those conducted by the US National Institutes of Health Roadmap Epigenomics Mapping Consortium, the International Human Epigenome Consortium, The Cancer Genome Atlas Network and the International Cancer Genome Consortium, which have provided near-complete resolution of epigenetic landscape in different diseases. Furthermore, genome sequencing of tumors has provided compelling evidence related to frequent existence of mutations in readers, erasers and writers of epigenome in different cancers. Histone acetylation is an intricate mechanism modulated by two opposing sets of enzymes and deeply studied as a key biological phenomenon in 1964 by Vincent Allfrey and colleagues.

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Cancer is a multifaceted and genomically complex disease and research over decades has gradually and sequentially shown that essential biological mechanisms including cell cycle arrest and apoptosis are deregulated. The benefits of essential oils from different plants have started to gain appreciation as evidenced by data obtained from cancer cell lines and xenografted mice. Encouraging results obtained from preclinical studies have attracted considerable attention and various phytochemicals have entered into clinical trials.

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It is becoming progressively more understandable that between transcription and translation there lies another versatile regulator that quantitatively controls the expression of mRNAs. Identification of miRNAs as key regulators of wide ranging signaling cascades and modulators of different cell-type and context dependent activities attracted basic and clinical scientists to study modes and mechanisms in details. In line with this approach overwhelmingly increasing in vivo and in vitro studies are deepening our understanding regarding miR-421, mir-155 and miR-650 mediated regulation of cellular activities.

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A novel locus for autosomal recessive nonsyndromic hearing impairment (ARNSHI), DFNB96, was mapped to the 1p36.31-p36.13 region.

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Autosomal dominant woolly hair (ADWH) is an inherited condition of tightly curled and twisted scalp hair. Recently, a mutation in human keratin-74 (KRT74) gene has been shown to cause this form of hereditary hair disorder. In the present study, we have described two families (A and B) having multiple individuals affected with autosomal dominant form of hair loss disorders.

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Autosomal recessive hypotrichosis is a rare form of human genetic disorder characterized by sparse to absent hair on scalp and rest of the body of affected individuals. Over the past few years at least five autosomal recessive forms of hypotrichosis loci have been mapped on different human chromosomes. In the present study, we report localization of another novel autosomal recessive hypotrichosis locus on human chromosome 10q11.

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Mutations in three functionally related genes EDA, EDAR and EDARDD have been reported to cause hypohidrotic ectodermal dysplasia (HED), which is characterized by sparse hair, reduced ability to sweat, and hypodontia. In few cases mutations in the EDA gene have been found to result in X-linked recessive isolated hypodontia. In the study, presented here, we have ascertained two large Pakistani families (A and B) with autosomal recessive form of hypohidrotic ectodermal dysplasia and X-linked recessive isolated hypodontia.

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Background: Grebe-type chondrodysplasia (GCD) is a rare autosomal recessive syndrome characterized by severe acromesomelic limb shortness with non-functional knob like fingers resembling toes. Mutations in the cartilage-derived morphogenetic protein 1 (CDMP1) gene cause Grebe-type chondrodysplasia.

Methods: Genotyping of six members of a Pakistani family with Grebe-type chondrodysplasia, including two affected and four unaffected individuals, was carried out by using polymorphic microsatellite markers, which are closely linked to CDMP1 locus on chromosome 20q11.

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