Publications by authors named "Patricia Peterson"

The eukaryotic serine/threonine protein phosphatase PP2A is a heterotrimeric enzyme composed of a scaffold A subunit, a regulatory B subunit, and a catalytic C subunit. Of the four known B subunits, the B"' subunit (known as striatin) interacts with the multi-protein striatin-interacting phosphatase and kinase (STRIPAK) complex. Orthologs of STRIPAK components were identified in Cryptococcus neoformans, namely PP2AA/Tpd3, PP2AC/Pph22, PP2AB/Far8, STRIP/Far11, SLMAP/Far9, and Mob3.

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The eukaryotic serine/threonine protein phosphatase PP2A is a heterotrimeric enzyme composed of a scaffold A subunit, a regulatory B subunit, and a catalytic C subunit. Of the four known B subunits, the B"' subunit (known as striatin) interacts with the multi-protein striatin-interacting phosphatase and kinase (STRIPAK) complex. Orthologs of STRIPAK components were identified in , namely PP2AA/Tpd3, PP2AC/Pph22, PP2AB/Far8, STRIP/Far11, SLMAP/Far9, and Mob3.

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We tested the ability of alpha-synuclein (α-syn) to inhibit Snx3-retromer-mediated retrograde trafficking of Kex2 and Ste13 between late endosomes and the trans-Golgi network (TGN) using a Saccharomyces cerevisiae model of Parkinson's disease. Kex2 and Ste13 are a conserved, membrane-bound proprotein convertase and dipeptidyl aminopeptidase, respectively, that process pro-α-factor and pro-killer toxin. Each of these proteins contains a cytosolic tail that binds to sorting nexin Snx3.

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Nutrient sensing is important for cell growth, aging, and longevity. In Saccharomyces cerevisiae, Sch9, an AGC-family protein kinase, is a major nutrient sensing kinase homologous to mammalian Akt and S6 kinase. Sch9 integrates environmental cues with cell growth by functioning downstream of TORC1 and in parallel with the Ras/PKA pathway.

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Objective: The aim of the study was to determine which women require loop electrosurgical excision procedure (LEEP) or cervical conization (cone) to exclude cervical cancer after colposcopy for evaluation of abnormal cervical cancer screening tests yet before simple hysterectomy.

Materials And Methods: Review of electronic medical records from colposcopy clinics followed by chart review of women with cervical cancer was conducted.

Results: Of 18,537 cervical colposcopies for evaluation of abnormal cervical cancer screening tests, 0.

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Article Synopsis
  • In Minneapolis-St Paul, public health agencies face challenges in reaching immigrant and racial/ethnic minority populations due to cultural and linguistic diversity.
  • The Minnesota Immunization Networking Initiative (MINI), established in 2006, has successfully provided over 80,000 free flu vaccinations to vulnerable groups, including a significant number of uninsured individuals.
  • Key takeaways from MINI’s efforts emphasize the importance of community partnerships, localized vaccination clinics, and communication with clients in their preferred languages to improve health outreach and education.
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Background: Primary Biliary Cholangitis (PBC, formerly cirrhosis), is a chronic cholestatic liver disease which until spring 2016 had a single licensed therapy, Ursodeoxycholic acid (UDCA). Approximately 30% of patients do not respond to UDCA, and are high-risk for progressing to end stage liver disease, transplantation or death. A new era of stratified medicine with second-line therapies to treat high-risk disease is emerging, with the first such second-line agent obeticholic acid recently receiving FDA and EMA approval and entering practice.

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Objectives: Although endocervical curettage (ECC) is often performed at colposcopy, it remains unclear whether it should be done in all women, only women over a certain age, only women with unsatisfactory colposcopy, or only in women with normal colposcopic impressions. To clarify the indications for ECC, we determined the proportion of colposcopies with CIN 3, or cancer (CIN 3+) detected only by ECC showing CIN 2, CIN 3, or cancer (CIN 2+).

Methods: Review of electronic medical records from colposcopy clinics.

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Objectives: The objective of this work was to determine the risk of invasive cervical cancer at colposcopy based on the woman's age, associated cervical cytology, and colposcopic impression.

Methods: Review of electronic medical records from colposcopy clinics followed by chart review of women with cervical cancer.

Results: Between March 1, 1996, and April 23, 2013, 27,381 cervical colposcopies for evaluation of abnormal cervical cytology and/or positive high-risk human papillomavirus tests were performed.

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Objectives: We hypothesized that women with cervical cytologic results of high-grade squamous intraepithelial lesion (HSIL) and negative high-risk human papillomavirus (HR-HPV) test results would have a high risk of having endometrial cancer and would benefit from routine endometrial biopsy.

Materials And Methods: Reports of women with cytologic results of HSIL and negative HR-HPV test results were found in an electronic colposcopy database; their charts were reviewed. Rates of endometrial cancer for cytologic results of HSIL and negative HR-HPV test results were compared to a historical series for cytologic results of HSIL with positive HR-HPV and cytologic results of atypical glandular cells (AGCs) and negative HR-HPV test results.

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Objective: In women with negative cervical cytology and positive high-risk human papillomavirus (HR-HPV) test results, we compared the risk of cervical intraepithelial neoplasia 3 (CIN 3) or cancer (CIN 3+) in women with previous abnormal cervical cytology, CIN, or HR-HPV with that in women without this history, and we determined their cumulative risk of CIN 3+.

Materials And Methods: We reviewed colposcopies for negative cytology and positive HR-HPV test results from 2007 to 2009 (colposcopy was done for previous abnormal cytology, HR-HPV, or CIN or if negative cytology and positive HR-HPV test results for 20-35 months). Women with negative cytology and positive HR-HPV test results in 2007 were reviewed to determine their cumulative risk of CIN 3+.

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Objective: The study aimed to determine the increase in the yield of cervical intraepithelial neoplasia 3 (CIN 3) or cancer (CIN 3+) from random cervical biopsy in quadrants without visible lesions and endocervical curettage (ECC) in a low-prevalence setting.

Materials And Methods: Random biopsy and ECC (unless pregnant) have been obtained in the colposcopy clinic of the Southern California Permanente Medical Group (SCPMG)-Fontana since 2004. We reviewed the colposcopy experience of SCPMG-Fontana for January 1, 2007, to December 31, 2009, to determine the method of diagnosis of CIN 3+.

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