Publications by authors named "Andrus' E"

Article Synopsis
  • - STIs are increasingly affecting older age groups, highlighting a gap in research that has traditionally focused on younger populations and their risk behaviors.
  • - The study utilized multi-group latent class analysis to identify sexual activity and substance use behaviors, finding six overall profiles and five unique profiles in each of four age groups, suggesting complex relationships between age and STI risk factors.
  • - The research indicates that while behavior profiles are similar across age groups, the experience of belonging to these profiles differs significantly by age, suggesting that STI risk assessments should consider peer comparisons rather than general population norms.
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Transgender and gender diverse (TGD) people assigned female at birth (AFAB) face numerous barriers to preventive care, including for cervical cancer screening. At-home human papillomavirus (HPV) testing may expand access to cervical cancer screening for TGD people AFAB. This study assessed the perceptions of TGD individuals AFAB who self-collected cervicovaginal and anal samples.

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The human papillomavirus (HPV) causes cervicovaginal, oral, and anogenital cancer, and cervical cancer screening options include HPV testing of a clinician-collected sample. Transgender and gender diverse (TGD) people assigned female at birth (AFAB) face many barriers to preventive care, including cancer screening. Self-sampling options may increase access and participation in HPV testing and cancer screening.

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The human papillomavirus (HPV) carries a significant health risk for people with a cervix. Among transgender and nonbinary people, however, testing and treatment for HPV can pose difficulties, and even be traumatic at times. This current study is part of a larger mixed methods study conducted in Michigan in 2020, and it explores the experiences of transmasculine and nonbinary people with at-home self-swabbing HPV test kits and knowledge of HPV transmission/screenings.

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Article Synopsis
  • Transgender and gender diverse (TGD) individuals assigned female at birth (AFAB) often struggle to access preventive healthcare like HPV and cervical cancer screenings, highlighting the potential need for self-sampling options.
  • A study involving 101 TGD AFAB participants showed that most found cervicovaginal self-swabs comfortable and easy to use, with a high willingness to continue using them, while anal swabs were less comfortable but still deemed manageable by most.
  • Overall, the findings suggest that TGD AFAB individuals prefer self-sampling methods for HPV testing, indicating that such options could improve access to necessary healthcare for this population.
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Introduction: HPV causes oral, cervicovaginal, and anogenital cancer, and cervical cancer screening options include HPV testing of a physician-collected sample. Transgender and gender diverse (TGD) people assigned female at birth (AFAB) face discrimination and stigma in many healthcare settings; are believed to be a lower risk for cervical cancer by many physicians; are less likely to be up to date on preventive health care services such as pelvic health exams; and are more likely to have inadequate results from screening tests. Self-sampling options may increase access and participation in HPV testing and cancer screening.

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We determined baseline oral and cervicogenital human papillomavirus (HPV) prevalence and determinants of infection in the Michigan HPV and Oropharyngeal Cancer (MHOC) study. We enrolled 394 college-age and older participants of both sexes in Ann Arbor, Michigan and the surrounding area. All participants provided an oral sample at baseline, and 130 females provided a cervicogenital sample.

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Background: HIV has been shown to increase the likelihood of oral HPV infection. In this study, we evaluated the risk of oral HPV in HIV infected patients compared with HIV-negative controls.

Methods: 101 healthy adult volunteers (HIV-) and 245 adults living with HIV infection (HIV+) were recruited from 5 academic medical centers.

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Objectives: The Michigan HPV and Oropharyngeal Cancer study aimed to evaluate patterns of oral and cervicogenital human papillomavirus (HPV) infection prevalence, incidence, and clearance as well as their relationship to sexual behaviours.

Design: Cohort SETTING: General public in and around Ann Arbor, Michigan.

Participants: 394 college-age and older-adult participants of both sexes provided oral samples, and 325 completed at least 2 visits.

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Article Synopsis
  • This study investigates how wealth influences HIV infection rates in Sub-Saharan Africa from 2003 to 2016, using data from 27 countries.
  • The research employs logistic and meta-regression analyses to explore the relationship between individual and country-level wealth and HIV infection, highlighting differences by gender and urban environment.
  • Key findings indicate a consistent positive association between wealth and HIV infection, particularly among women, though this relationship has weakened over time, suggesting a potential shift toward patterns seen in other regions globally.
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Bacterial mutation assays are conducted routinely as part of the safety assessment of new chemicals. The OECD Test Guideline (TG) 471 describes the conduct of the standard agar plate Ames assay, required for regulatory submissions. Higher throughput non-OECD 471 TG assays, such as the miniaturized plate incorporation and Ames II™ assays, can be used for prescreening purposes.

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We present the case of a 71-year-old woman diagnosed with chronic lymphocytic leukemia who received multiple chemotherapeutic lines and evolved to acute lymphoblastic leukemia. The patient was Rai stage 0 at the time of the diagnosis and was monitored for almost 9 years. After that, the disease progressed and the patient began chemotherapy (fludarabine/cyclophosphamide combination), obtained complete remission and relapsed one year later after finishing treatment.

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: The diagnosis and management of the patients with chronic lymphoproliferative diseases have become dependent on immunological criteria. Flow cytometry immunophenotyping is used for rapid and specific diagnosis but there are cases when we are not facing a typical immunophenotype, so there is a constant need to find new markers and new combinations of markers that would allow the improvement and the development of our diagnosis. Our aim was to evaluate CD 200 expression in different B-cell chronic lymphoproliferative disorders.

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CLL patients are more exposed to develop a second neoplasm, but the association. CLL-MDS is an unusual one. We present the case of a 61-year-old male patient, diagnosed with chronic lymphocytic leukemia in 2007, who developed myelodysplastic features three years later and then acute myeloid leukemia.

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The methods of UV (DUV) spectroscopy and thermal denaturation were used to study the effect of Cd2+ ions on the conformational equilibrium of three-stranded (A21, A2U) and single-stranded (poly U, poly A and poly I) polynucleotides in aqueous solutions containing 0.1 M Na+ (pH 7). An analysis of the form and intensities of DUV-spectra of poly A, poly I and A2I revealed the presence of two types of complexes: interaction with N7 of purines, resulting in the formation of macrochelates and binding to N1 of poly A and poly I.

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The effects of Mg2+ and Ni2+ ions on the absorption spectra of IMP, single-stranded poly I and three-stranded A2I in solutions with 0.1 M Na+ (pH 7) have been studied. In contrast to Mg2+ ions, the Ni2+ ions affect the absorption spectra of these polynucleotides and IMP.

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Differential UV spectroscopy was used to study the temperature dependence of the conformational equilibrium in aqueous poly I . poly A . poly I (A2I) solutions containing Na+ (0.

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New nutrient media for cultivation of the tobramycin-producing organism were developed. As an additional source of nitrogen the media contain fermentative hydrolysate of the mycelial waste of manufacture of aminoglycoside antibiotics (tobramycin and apramycin). The use of the media provided a 20 to 50% decrease of consumption of soybean meal, an essential food raw material, and design of a low-waste technology for biosynthesis of tobramycin.

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