Publications by authors named "Abudayyeh A"

Immune check point inhibitors (ICIs) have been increasingly used over the past decade for treatment of several cancer types. Despite the excellent cancer response they provide, their use has been associated with serious immune-related adverse events (irAEs) affecting multiple systems including the kidney. Currently, limited data is available to guide treatment of acute kidney injury secondary to ICI use (ICI-AKI) due to tubulointerstitial nephritis or glomerulonephritis.

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  • High-dose methotrexate (MTX) can lead to serious complications like acute kidney injury (AKI), neutropenia, and liver damage, but glucarpidase, an enzyme that breaks down MTX, shows potential benefits.
  • In a study of 708 patients with MTX-AKI across 28 cancer centers, those receiving glucarpidase had a significantly higher chance of kidney recovery and faster recovery times compared to those who did not receive the treatment.
  • Additionally, glucarpidase treatment was associated with lower rates of severe neutropenia and liver enzyme elevation, but there was no notable difference in mortality rates between the two groups.
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  • Water contamination by oil pollutants is a significant environmental issue affecting human and marine life, prompting research into materials for oil-water separation.
  • Metal-organic frameworks (MOFs) and their composites show promise due to their porous structures that can target specific phases in mixtures, but their use is limited by stability and processability issues.
  • Recent advancements focus on enhancing MOFs with hydrophobic properties and incorporating them into polymer composites to improve stability, recyclability, and applicability in natural settings, while addressing ongoing challenges in the field.
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Immune checkpoint inhibitors (ICIs) have revolutionized the treatment of cancer and are now the backbone of therapy for several malignancies. However, ICIs can cause a spectrum of kidney immune-related adverse events including acute kidney injury (AKI), most commonly manifesting as acute interstitial nephritis (AIN), although glomerular disease and electrolyte disturbances have also been reported. In this position statement by the American Society of Onco-nephrology (ASON), we summarize the incidence and risk factors for ICI-AKI, pathophysiological mechanisms, and clinicopathologic features of ICI-AKI.

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Cholangiocarcinoma (CCA) is a hepatic malignancy that has a rapidly increasing incidence. CCA is anatomically classified into intrahepatic (iCCA) and extrahepatic (eCCA), which is further divided into perihilar (pCCA) and distal (dCCA) subtypes, with higher incidence rates in Asia. Despite its rarity, CCA has a low 5-year survival rate and remains the leading cause of primary liver tumor-related death over the past 10-20 years.

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  • Pancreatic ductal adenocarcinoma (PDAC) is a serious cancer that's getting more common and is the fourth leading cause of death in the U.S.!
  • PDAC often has a poor outlook, especially when it spreads to other parts of the body, but doctors have tools to help diagnose and monitor it effectively.!
  • New technology is improving treatment options, and scientists are studying molecular profiling to find better ways to help patients with PDAC.!
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Cholangiocarcinoma (CCA) poses a substantial threat as it ranks as the second most prevalent primary liver tumor. The documented annual rise in intrahepatic CCA (iCCA) incidence in the United States is concerning, indicating its growing impact. Moreover, the five-year survival rate after tumor resection is only 25%, given that tumor recurrence is the leading cause of death in 53-79% of patients.

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Accurate assessment of GFR is crucial to guiding drug eligibility, dosing of systemic therapy, and minimizing the risks of both undertreatment and toxicity in patients with cancer. Up to 32% of patients with cancer have baseline CKD, and both malignancy and treatment may cause kidney injury and subsequent CKD. To date, there has been lack of guidance to standardize approaches to GFR estimation in the cancer population.

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Objective: To develop and externally validate a prediction model for severe cisplatin associated acute kidney injury (CP-AKI).

Design: Multicenter cohort study.

Setting: Six geographically diverse major academic cancer centers across the US.

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In aqueous pH 7 phosphate buffer, during controlled potential electrolysis (CPE) at -1.10 V Ag|AgCl the literature square planar copper complex, [CuLEt]BF (1), forms a heterogeneous deposit on the glassy carbon working electrode (GCWE) that is a stable and effective hydrogen evolution reaction (HER) electrocatalyst. Specifically, CPE for 20 hours using a small GCWE ( = 0.

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  • The study focused on how the management of immune-related adverse events (irAEs) from checkpoint inhibitors has changed over time at a cancer care center.
  • It found that while there were improvements in management of pulmonary irAEs in 2021, gastrointestinal irAEs saw a decline in follow-up and treatment efforts.
  • The research highlights the need for timely specialty consultations, particularly for gastrointestinal irAEs, to enhance patient outcomes and suggests that findings can inform better management strategies at various institutions.
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Transplant oncology is an emerging concept of cancer treatment with a promising prospective outcome. The applications of oncology, transplant medicine, and surgery are the core of transplant oncology to improve patients' survival and quality of life. The main concept of transplant oncology is to radically cure cancer by removing the diseased organ and replacing it with a healthy one, aiming to improve the survival outcomes and quality of life of cancer patients.

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Immune-related adverse events (irAEs) challenge the use of immune checkpoint inhibitors (ICIs). We performed a retrospective study to evaluate response to infliximab for immune-related adverse event management, and infliximab's effect on progression-free survival (PFS) and overall survival (OS) with a focus on melanoma and genitourinary cancers. We retrospectively reviewed records of all cancer patients exposed to infliximab after immune checkpoint inhibitor (ICI) treatment from 2004 to 2021 at the MD Anderson Cancer Center.

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Immune checkpoint inhibitors (ICIs) have revolutionized the treatment of cancer. ICIs have a unique side effect profile, generally caused by inflammatory tissue damage, with clinical features similar to autoimmune conditions. Acute kidney injury from ICIs has been well studied; incidence ranges from 1% to 5%, with higher incidence when combination ICI therapies are used.

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Background: Management of immune-related adverse events (irAEs) is important as they cause treatment interruption or discontinuation, more often seen with combination immune checkpoint inhibitor (ICI) therapy. Here, we retrospectively evaluated the safety and effectiveness of anti-interleukin-6 receptor (anti-IL-6R) as therapy for irAEs.

Methods: We performed a retrospective multicenter study evaluating patients diagnosed with de novo irAEs or flare of pre-existing autoimmune disease following ICI and were treated with anti-IL-6R.

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Thrombotic microangiopathies (TMAs) represent a complex interaction of endothelial and podocyte biology, nephron physiology, complement genetics, and oncologic therapies with host immunology. The complexity of various factors, such as molecular causes, genetic expressions, and immune system mimicking, along with incomplete penetrance, make it difficult to find a straightforward solution. As a result, there may be variations in diagnosis, study, and treatment approaches, and achieving a consensus can be challenging.

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The rationale for administering immune checkpoint inhibitors (ICIs) in the adjuvant setting is to eradicate micro-metastases and, ultimately, prolong survival. Thus far, clinical trials have demonstrated that 1-year adjuvant courses of ICIs reduce the risk of recurrence in melanoma, urothelial cancer, renal cell carcinoma, non-small cell lung cancer, and esophageal and gastroesophageal junction cancers. Overall survival benefit has been shown in melanoma while survival data are still not mature in other malignancies.

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  • Pancreatic cancer (PC) is a highly aggressive form of cancer, with only 20% of cases being resectable at diagnosis, leading to a projected rise in its status as the second leading cause of cancer deaths by 2030.
  • Most patients are diagnosed at advanced stages, where the 5-year survival rate drops below 10%; however, early detection is linked to improved outcomes.
  • While there's no consensus on universal screening due to high false-positive rates, targeted screening for high-risk individuals could be a viable approach, emphasizing the need for awareness of genetic risk factors and novel testing methods.
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