Publications by authors named "Haq R"

Article Synopsis
  • The introduction of immune checkpoint blockade (ICB) has greatly improved treatment outcomes for advanced melanoma, but many patients still become resistant to it due to unclear reasons.
  • Although combining different ICB therapies has been shown to enhance response rates, it also comes with increased toxicity for patients.
  • An analysis of tumor samples from ICB-naïve patients revealed that high genomic heterogeneity and low ploidy can identify those who are intrinsically resistant to aPD-1, leading to a predictive model that may help tailor treatment strategies.
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Depression is a pervasive mood disorder that continues to challenge researchers and clinicians worldwide. Caffeine and its derivatives have been studied for their neuroprotective and antidepressant effect. Current study aimed to explore the potential antidepressant effect of a caffeine derivative, Sy-2476 [4-(1, 3, 7-trimethyl-2, 6-dioxo-2, 3, 6, 7-tetrahydro-1H-purin-8-yl) benzo nitrile], in corticosterone-induced rat model of depression.

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Hydatid disease (cystic echinococcosis) is a parasitic infection caused by . Hydatid cysts are typically found in the liver and lungs, but they can also rarely occur in the spleen. This case report describes an unusual occurrence of a splenic hydatid cyst that perforated the posterior wall of the stomach.

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The biological and clinical relevance of gene fusions in melanoma is unknown. Reports and preclinical data have suggested that tumor cells with specific rearrangements such as RAF1 gene fusions could be therapeutically targeted. To investigate the relevance of targeted therapy in patients with melanoma harboring RAF1 gene fusions, we reviewed records of 1268 melanoma patients with targeted sequencing data at the Dana-Farber Cancer Institute.

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The 2023 Cure Ocular Melanoma (CURE OM) Global Science Meeting was held in Philadelphia on November 6, 2023. There is increased awareness and dedicated research in uveal melanoma (UM), but unmet needs remain in the prevention, detection, and treatment of UM. The purpose of this meeting was to provide an international forum for the exchange of research ideas, to allow for discussion of basic science as well as clinical research on UM, and to gather input about advocacy and patient needs.

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Introduction: Chronic spontaneous urticaria (CSU) is characterized by urticaria persisting for more than 6 weeks. Antihistamines, notably sgAH (second generation antihistamines) are the first line of treatment for CSU.

Areas Covered: This consensus aimed to review the existing research on receptor occupancy of antihistamines, including levocetirizine, and translate its implications in the treatment of CSU.

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Background: The combination of ipilimumab and nivolumab is a highly effective treatment for metastatic cutaneous melanoma. However, immune-related adverse events (irAEs) are common, often necessitating treatment interruption and the use of immunosuppressive agents. There is no data on the impact of resuming nivolumab on survival following recovery from the irAE and completion of immunosuppressive treatment.

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Quintuplet pregnancies are associated with significant perinatal morbidity and mortality. The spontaneous quintuplets are a rare occurrence, and the survival is extremely rare. The first quintuplets known to survive infancy to adulthood were the Dionne Quintuplets, born in 1934.

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Background: Blinding is thought to minimise expectancy effects and biases in double-blind randomised-controlled trials (RCTs). However, whether blinding integrity should be assessed and reported remains debated. Furthermore, it is unknown whether blinding failure influences the outcome of RCTs in anxiety disorders.

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Purpose: Glioma-associated oncogene homolog-1 (GLI1) is amplified in human glioblastoma, and there is growing evidence suggesting its significant role in tumor development and metastasis. Our aim was to investigate the role of the GLI-1 gene in the progression of colorectal cancer (CRC) and its correlation with various clinicopathological features. Additionally, we examined the impact of the GLI-1 gene and other factors on the prognosis of CRC.

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Background: The COVID-19 pandemic resulted in a shift in the way healthcare resources were used. While India faced limited effects in the first COVID wave primarily due to strict lockdown of the county, it was one of the worst affected in the second wave and at one time reported the highest number of daily cases. To address the lack of intensive care units (ICU) beds, the surgical wards of our institute were repurposed to take care of patients requiring supplementary oxygen and other supportive care till either they improved or an ICU bed was available.

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Article Synopsis
  • The study examines the variety of structural variants (SVs) in melanoma and their role in cancer development, revealing differences across melanoma subtypes, such as frequency, size, and types of SVs.
  • The researchers found specific SVs associated with chromothripsis events and their effects on important cancer genes, particularly those influencing topologically associated domains (TADs).
  • They also discovered loss-of-function SVs in genes MRE11 and NBN that correlate with a particular mutational profile and suggest a potential vulnerability of melanoma cells to PARP inhibitors due to these genetic alterations.
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Article Synopsis
  • RAF inhibitors have improved treatment for BRAFV600-mutant cancers, but challenges like ERK signaling adaptation and poor brain penetration limit their effectiveness.
  • PF-07799933 is a new, brain-penetrant, selective pan-mutant BRAF inhibitor that shows promising results in preclinical trials by inhibiting dimer signaling and maintaining wild-type ERK signaling.
  • A clinical trial for PF-07799933 demonstrated it was well-tolerated and led to multiple positive responses in patients with treatment-resistant BRAF-mutant tumors, highlighting its potential as an effective therapy combined with MEK inhibitors.
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Article Synopsis
  • Uveal melanoma is a rare and aggressive cancer type that often has mutations in genes GNAQ or GNA11, making it resistant to traditional treatments; researchers tested a new drug, BVD-523, an ERK inhibitor, to evaluate its effectiveness.
  • A phase II study was conducted with 25 patients, mainly females around 64 years old, who had metastases primarily in the liver and lungs; the study faced challenges, with inconsistent results in terms of patient response and some experiencing significant toxicities.
  • Ultimately, the use of BVD-523 did not show promising results for treating metastatic uveal melanoma, highlighting the need for better treatment options as the drug did not improve patient outcomes significantly, and side effects were
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We present an optical parametric chirped-pulse amplification (OPCPA) based on mixed cascaded crystals, taking advantage of the unique parametric phase-matching of lithium triborate (LiBO, LBO) and yttrium calcium oxyborate ((YCaO(BO), YCOB) crystals. The OPCPA properties of LBO at 880 nm and YCOB at 750 nm are studied respectively. After amplification by two LBO and two YCOB crystals, a total signal gain of 10 and spectral bandwidth close to 400 nm is obtained.

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Background: Due to its lack of bony support, the shoulder joint has the broadest range of motion out of all the joints in the body. Instead, one of the joints that dislocate most frequently is the shoulder joint. Multiple pathologic abnormalities, including the traumatic separation of the anterior-inferior capsule-labral complex from the glenoid rim, are caused by repeated anterior glenohumeral dislocation.

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Background: Autosomal recessive primary microcephaly (MCPH) is a rare genetic disorder that leads to reduced cerebral cortex caused by a mutation in corticogenesis. The expression of the Vitamin D receptor (VDR) gene is involved in the proliferation and differentiation of neural stem cells, and VDR polymorphisms have been associated with various neurological disorders. However, their relationship with MCPH has not been explored.

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Purpose: Intertrochanteric Femur Fractures (IFF) fixation could be done with short or long Cephalomedullary Nails (CMNs). Nevertheless, despite several studies in the literature, there has been a continued lack of consensus on which design of CMN is better than the other. Hence, the current review aimed to evaluate the evidence about short versus long CMNs for the fixation of IFF.

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Foreign body aspiration accounts for 7% of accidental deaths in children under age 4 (4). Children between the ages of 6 months and 3 years of age, adolescent boys and children with mental health issues are at the highest risk of foreign body ingestion. Coins are the most commonly swallowed foreign body in the United States (US) and in other countries those related food such as fish bones are most common (10).

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Citrus is a source of nutritional and medicinal advantages, cultivated worldwide with major groups of sweet oranges, mandarins, grapefruits, kumquats, lemons and limes. Pakistan produces all major citrus groups with mandarin (Citrus reticulata) being the prominent group that includes local commercial cultivars Feutral's Early, Dancy, Honey, and Kinnow. The present study designed to understand the genetic architecture of this unique variety of Citrus reticulata 'Kinnow.

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BRAF/MEK targeted therapies and immune checkpoint inhibition have dramatically improved disease control and survival of patients with advanced melanoma. However, most patients do not have durable benefit from either of these therapies. BRAF targeted therapy often has a limited duration of efficacy due to the development of resistance.

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Large-scale pollution of water and soils bodies is associated with the discharge of the untreated textile industry effluents. Halophytes grows on saline lands and accumulate secondary metabolites and other stress protective compounds. Utilization of Chenopodium album (halophytes) to synthesize zinc oxide (ZnO) and their efficiency to treat different concentrations of textile industry waste water is proposed in this study.

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Objective: Fournier's gangrene is a rare but life-threatening infection disease with high mortality rate. The quick Sepsis-related Organ Failure Assessment (qSOFA) is a new and simpler scoring system that may identify patients with suspected infection who are at greater risk for a poor outcome. The purpose of this study was to find out role of qSOFA in determining prognosis of Fournier's gangrene patients.

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