Publications by authors named "Madeleine Hopson"

Stage IIIA-N2 non-small cell lung cancer (NSCLC) is a heterogeneous group with different potential therapeutic approaches. Treatment is typically multimodal with either surgical resection after neoadjuvant chemotherapy and/or radiation or concurrent chemotherapy and radiation if unresectable. Despite the multimodal treatment and early stage, cure rates have traditionally been low.

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Background: Clinical bedaquiline resistance predominantly involves mutations in mmpR5 (Rv0678). However, mmpR5 resistance-associated variants (RAVs) have a variable relationship with phenotypic Mycobacterium tuberculosis resistance. We did a systematic review to assess the maximal sensitivity of sequencing bedaquiline resistance-associated genes and evaluate the association between RAVs and phenotypic resistance, using traditional and machine-based learning techniques.

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Bedaquiline resistance is a major threat to drug-resistant tuberculosis control strategies. This analysis found a pooled prevalence of baseline bedaquiline resistance of 2.4% and a pooled prevalence of treatment-emergent bedaquiline resistance of 2.

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Background: Clinical bedaquiline resistance predominantly involves mutations in (). However, resistance-associated variants (RAVs) have a variable relationship with phenotypic resistance. We performed a systematic review to (1) assess the maximal sensitivity of sequencing bedaquiline resistance-associated genes and (2) evaluate the association between RAVs and phenotypic resistance, using traditional and machine-based learning techniques.

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Article Synopsis
  • A study analyzed 112 patients with AL amyloidosis to see how different light chain (LC) isotypes (kappa vs lambda) affected clinical features and outcomes.
  • Patients with kappa LC showed higher free light chain levels and ratios compared to those with lambda, while lambda patients exhibited significantly more kidney involvement.
  • Overall survival rates did not significantly differ between the two isotypes, but achieving lower levels of certain light chains was associated with better survival outcomes for all patients.
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Purpose: Propranolol regulates angiogenesis in pre-clinical models and reduces distant breast cancer (BC) metastases in observational studies. We assessed the feasibility of combining propranolol with neoadjuvant chemotherapy (NAC) in patients with BC.

Methods: Women with clinical stage II-III BC undergoing NAC [weekly paclitaxel × 12, followed by dose-dense adriamycin/cyclophosphamide (AC) × 4] started propranolol 20 mg PO BID with paclitaxel #1, and increased to 80 mg extended release (ER) PO daily, as tolerated.

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Background: Ovarian suppression from chemotherapy results in bone loss in premenopausal women with breast cancer (BC). Less is known about bone microarchitecture changes. We used high-resolution peripheral quantitative computed tomography (HR-pQCT) to measure volumetric bone density and trabecular and cortical microarchitecture in this population.

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The goal of this study was to ascertain whether the effect of prenatal ETS exposure on behavioral symptoms at age 7 years is modified by the quality of the home environment. In a cohort of 417 children enrolled in a longitudinal birth cohort in New York City, prenatal ETS exposure, child behavior and home environment were assessed. Prenatal ETS was measured by questionnaire and blood cotinine.

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