Publications by authors named "Sami A"

Breast cancer has the highest global incidence among all cancers, affecting more than 2 million individuals annually. Despite the availability of new drugs and novel treatment combinations, it is postulated that the incidence and mortality of breast cancer will rise by 40.8% and 51.

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Background And Objectives: A few studies have compared the value (outcomes per dollar spent) provided by transforaminal endoscopic discectomy (TED) vs microdiscectomy (MD) for lumbar disc herniations. Here, we attempt to address this gap using a novel Operative Value Index (OVI), which combines a procedure-specific patient-reported outcome with intraoperative cost data based on time-driven activity-based costing.

Methods: MD (n = 95) and TED (n = 23) performed by neurosurgeons at our institution from 2017 to 2022 were retrospectively identified.

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Background: The study aimed to quantify and correlate kinematic coupling linkage of foot abduction (correction of adduction) and inversion, heel varus and ankle equinus for clubfeet corrected by Ponseti technique.

Methods: Measurements of foot abduction (derotation of carpopedal block), heel varus and ankle equinus were available from Dimeglio scores in 25 feet. Radiological angles were considered for foot inversion-eversion.

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  • Traditional recommendation systems often face challenges like low accuracy and cold-start issues, prompting the need for more effective solutions.
  • The HRS-IU-DL model is a new hybrid recommendation system that combines user-based and item-based Collaborative Filtering, Neural Collaborative Filtering, and Recurrent Neural Networks with Content-Based Filtering to improve accuracy and relevance in personalized suggestions.
  • Evaluated on the Movielens 100k dataset, the HRS-IU-DL model shows substantial improvements in performance metrics like RMSE and Precision, outperforming existing methods and addressing critical challenges in the field.
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  • The BAX inhibitor-1 (BI-1) gene family in plants regulates cell death under stress, which is important for plant development and maintaining tissue health.
  • A study on cucumber identified five BI-1 genes, revealing their evolutionary relationships, molecular characteristics, and protein interactions, highlighting their potential roles in stress response.
  • Elevated expression of certain BI-1 genes during cold stress and in response to viral infection suggests they could be key to developing cold-tolerant and virus-resistant cucumber varieties through breeding or genetic engineering.
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Excessive use of chemical fertilizers poses significant environmental and health concerns. Microbial-based biofertilizers are increasingly being promoted as safe alternatives. However, they have limitations such as gaining farmers' trust, the need for technical expertise, and the variable performance of microbes in the field.

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  • Total disc replacement (TDR) is an alternative to anterior cervical discectomy and fusion (ACDF), and this study compares their costs as we shift towards value-based healthcare.
  • Using time-driven activity-based costing (TDABC), researchers reviewed the costs of both procedures, analyzing direct and indirect costs through observation and data collection from various departments.
  • The results showed that TDRs had significantly higher total intraoperative costs ($12,026) compared to ACDFs ($6,776), with the majority of the cost difference attributed to more expensive supply items, particularly implants.
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  • Soft-tissue chondromas are uncommon, benign tumors found mainly in the extremities, often diagnosed in middle-aged individuals, and can be tough to identify due to their slow growth and similarity to other tumors.
  • A case study highlights a 27-year-old male with a painful, enlarging mass on his toe, which underwent various diagnostic imaging techniques before being surgically removed and identified as a soft-tissue chondroma.
  • Proper diagnosis and management are essential, as these tumors, while benign, can significantly affect a person's quality of life and may require careful evaluation to avoid unnecessary treatments.
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This paper presents the design and development of a coastal fisheries monitoring system that harnesses artificial intelligence technologies. Application of the system across the Pacific region promises to revolutionize coastal fisheries management. The program is built on a centralized, cloud-based monitoring system to automate data extraction and analysis processes.

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The liver, a pivotal organ in human metabolism, serves as a primary site for heme biosynthesis, alongside bone marrow. Maintaining precise control over heme production is paramount in healthy livers to meet high metabolic demands while averting potential toxicity from intermediate metabolites, notably protoporphyrin IX. Intriguingly, our recent research uncovers a disrupted heme biosynthesis process termed 'porphyrin overdrive' in cancers that fosters the accumulation of heme intermediates, potentially bolstering tumor survival.

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  • * A systematic review analyzed 4 studies with 166 patients, finding that sodium fluorescein led to high tumor visibility during surgery, achieving gross total resection in 86.9% of cases with relatively low complication rates.
  • * While sodium fluorescein appears beneficial for differentiating tumors from surrounding nerves and tissues, further multicenter randomized controlled trials are needed to fully understand its impact on surgery outcomes compared to current methods.
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Phenylalanine ammonia lyase (PAL) is a widely studied enzyme in plant biology due to its role in connecting primary metabolism to secondary phenylpropanoid metabolism, significantly influencing plant growth, development, and stress response. Although PAL genes have been extensively studied in various plant species but their exploration in cucumber has been limited. This study successfully identified 11 CsPAL genes in Cucumis sativus (cucumber).

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  • Chili pepper cultivation in the Indian subcontinent faces challenges from viral diseases, highlighting the need for eco-friendly control methods and a better understanding of viral resistance mechanisms.
  • The NONEXPRESSOR OF PATHOGENESIS-RELATED GENES 1 (NPR1) genes play a key role in providing resistance to various pathogens by activating systemic acquired resistance (SAR), but limited knowledge about these genes in chili restricts breeding for disease resistance.
  • Analysis using bioinformatics identified five crucial genes in chili that are linked to biotic stress responses, with findings showing that the resistant variety (V1) has enhanced defense mechanisms against begomovirus infection compared to the susceptible variety (V2).
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Farmers are using municipal wastewater either treated or untreated for irrigation because of limited fresh water resources. Wastewater extensively used for irrigation purposes is enriched with many nutrients. The reuse of wastewater is imposing a negative impact on human health and the ecosystem.

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Heme, an iron-containing tetrapyrrole, is essential in almost all organisms. Heme biosynthesis needs to be precisely regulated particularly given the potential cytotoxicity of protoporphyrin IX, the intermediate preceding heme formation. Here, we report on the porphyrin intermediate accumulation within the tumor microenvironment (TME), which we propose to result from dysregulation of heme biosynthesis concomitant with an enhanced cancer survival dependence on mid-step genes, a process we recently termed "".

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Acute myeloid leukemia (LAML) is one of the most prevalent hematological malignancies. In recent years, while targeted approaches have shown promise in the fight against cancer, the treatability and prognosis of patients remain inadequate due to the shortage of drugs. Noncoding RNAs, especially circular RNA (circRNA) and microRNA (miRNA), have been shown to play a unique role in tumor development.

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Precise monitoring of nitrite from real samples has gained significant attention due to its detrimental impact on human health. Herein, we have fabricated poly(3,4-ethylenedioxythiophene) functionalized carbon matrix suspended Cu nanoparticles (PEDOT-C@Cu-NPs) through a facile green synthesis approach. Additionally, we have used machine learning (ML) to optimize experimental parameters such as pH, drying time, and concentrations to predict current of the designed electrochemical sensor.

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The coffee industry holds importance, providing livelihoods for millions of farmers globally and playing a vital role in the economies of coffee-producing countries. Environmental conditions such as drought and temperature fluctuations can adversely affect the quality and yield of coffee crops.Carotenoid cleavage oxygenases (CCO) enzymes are essential for coffee plants as they help break down carotenoids contributing to growth and stress resistance.

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  • Elective lumbar fusions are often criticized for being used improperly, prompting a study using a new Operative Value Index (OVI) to evaluate the cost-effectiveness of evidence-based lumbar fusions.
  • A retrospective analysis of 294 patients found that a majority (92.9%) underwent evidence-based surgeries, with OVI measuring patient improvement per dollar spent showing significantly better outcomes for these procedures compared to non-evidence-based ones.
  • The results indicate that adhering to evidence-based guidelines leads to greater patient improvement (2% per $1000 spent) and highlights the potential for systematic improvements in lumbar fusion practices.
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Background And Objectives: Endoscopic lumbar diskectomy (ED) is a minimally invasive option for addressing lumbar disk herniations. With the introduction of value-based care systems, assessing the true cost of certain procedures is critical when creating reimbursement models and comparing procedures. Here, we compared the costs of performing a microdiskectomy (MD) and ED using time-driven activity-based costing.

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Noncanonical peptides (NCPs) are a class of peptides generated from regions previously thought of as noncoding, such as introns, 5' UTRs, 3' UTRs, and intergenic regions. In recent years, the significance and diverse functions of NCPs have come to light, yet a systematic and comprehensive NCP database remains absent. Here, we developed NCPbook (https://ncp.

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Carotenoid cleavage oxygenases (CCOs) enzymes play a vital role in plant growth and development through the synthesis of apocarotenoids and their derivative. These chemicals are necessary for flower and fruit coloration, as well as the manufacture of plant hormones such as abscisic acid (ABA) and strigolactones, which control a variety of physiological processes. The CCOs gene family has not been characterized in Arachis hypogaea.

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Study Design: The present study is a single-center, retrospective cohort study of patients undergoing neurosurgical anterior cervical discectomy and fusion (ACDF).

Objective: Our objective was to use time-driven activity-based costing (TDABC) methodology to determine whether surgeons' case volume influenced the true intraoperative costs of ACDFs performed at our institution.

Summary Of Background Data: Successful participation in emerging reimbursement models, such as bundled payments, requires an understanding of true intraoperative costs, as well as the modifiable drivers of those costs.

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  • - Ferroptosis is a new type of cell death that occurs when oxidative damage outpaces protective responses, showing promise for cancer treatment, and it is distinct from apoptosis and necrosis.
  • - Current molecular therapies struggle with inducing ferroptosis due to issues like poor solubility and rapid metabolism; however, nanotechnology uses iron-based nanomaterials to effectively trigger this process by increasing iron and reactive oxygen species levels in cells.
  • - The review discusses the mechanisms of ferroptosis, the role of cell organelles in cancer therapy, and categorizes the various nanomaterials that can induce ferroptosis to aid in reducing tumor growth, along with practical design suggestions for therapeutic applications.
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