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Articles 25291 - 25320 of 25606

Full-Text Articles in Medicine and Health Sciences

The Tumor Suppressor Lkb1 Kinase Directly Activates Amp-Activated Kinase And Regulates Apoptosis In Response To Energy Stress, Reuben J. Shaw, Monica Kosmatka, Nabeel Bardeesy, Rebecca L. Hurley, Lee A. Witters, Ronald A. Depinho, Lewis C. Cantley Mar 2004

The Tumor Suppressor Lkb1 Kinase Directly Activates Amp-Activated Kinase And Regulates Apoptosis In Response To Energy Stress, Reuben J. Shaw, Monica Kosmatka, Nabeel Bardeesy, Rebecca L. Hurley, Lee A. Witters, Ronald A. Depinho, Lewis C. Cantley

Dartmouth Scholarship

AMP-activated protein kinase (AMPK) is a highly conserved sensor of cellular energy status found in all eukaryotic cells. AMPK is activated by stimuli that increase the cellular AMP/ATP ratio. Essential to activation of AMPK is its phosphorylation at Thr-172 by an upstream kinase, AMPKK, whose identity in mammalian cells has remained elusive. Here we present biochemical and genetic evidence indicating that the LKB1 serine/threonine kinase, the gene inactivated in the Peutz-Jeghers familial cancer syndrome, is the dominant regulator of AMPK activation in several mammalian cell types. We show that LKB1 directly phosphorylates Thr-172 of AMPKalpha in vitro and activates its …


Depressed Type 1 Cytokine Synthesis By Superantigen-Activated Cd4+ T Cells Of Women With Human Papillomavirus-Related High-Grade Squamous Intraepithelial Lesions, Bang-Ning Lee, Michele Follen, De-Yu Shen, Anais Malpica, Karen Adler-Storthz, William T. Shearer, James M. Reuben Mar 2004

Depressed Type 1 Cytokine Synthesis By Superantigen-Activated Cd4+ T Cells Of Women With Human Papillomavirus-Related High-Grade Squamous Intraepithelial Lesions, Bang-Ning Lee, Michele Follen, De-Yu Shen, Anais Malpica, Karen Adler-Storthz, William T. Shearer, James M. Reuben

Faculty, Staff and Student Publications

Carcinoma of the cervix is causally related to infection with the human papillomavirus (HPV), and T cells play a pivotal role in the immune response of the host to rid itself of HPV infection. Therefore, we assessed the T-cell function of women with HPV-related cervical neoplasia against a superantigen, Staphylococcus enterotoxin B (SEB). Each woman provided a cervical brush specimen for HPV DNA testing and Papanicolaou (Pap) smears for the staging of cervical lesions. They also provided a blood specimen for determination of the ability of CD4(+) T and CD8(+) T cells to synthesize Th1 (interleukin-2 [IL-2], gamma interferon [IFN-gamma], …


Indinavir And Rifabutin Drug Interactions In Healthy Volunteers., Walter K. Kraft, Jacqueline B. Mccrea, Gregory A. Winchell, Alexandra Carides, Richard C. Lowry, Eric J. Woolf, Sandra E. Kusma, Paul J. Deutsch, Howard E Greenberg, Scott A. Waldman Mar 2004

Indinavir And Rifabutin Drug Interactions In Healthy Volunteers., Walter K. Kraft, Jacqueline B. Mccrea, Gregory A. Winchell, Alexandra Carides, Richard C. Lowry, Eric J. Woolf, Sandra E. Kusma, Paul J. Deutsch, Howard E Greenberg, Scott A. Waldman

Department of Medicine Faculty Papers

Two studies examined the pharmacokinetics of indinavir and rifabutin when coadministered in healthy subjects. Rifabutin, which induces the expression of cytochrome P450 (CYP) 3A, and indinavir, which inhibits that enzyme system, are frequently coadministered in patients infected with HIV. The second study was undertaken to determine if altering the dose of rifabutin coadministered with indinavir would minimize the drug interaction observed in the first study. Two studies, each with a three-period crossover design, were performed. In study 1, standard doses of rifabutin and indinavir (300 mg of rifabutin qd and 800 mg indinavir q8h) were administered as monotherapy (with placebo …


Relationship Between Serotonin Transporter Gene Polymorphisms And Platelet Serotonin Transporter Sites Among African-American Cocaine-Dependent Individuals And Healthy Volunteers., Ashwin A. Patkar, Wade H. Berrettini, Paolo Mannelli, Raman Gopalakrishnan, Margret R. Hoehe, Louai Bilal, Stephen Weinstein, Michael J. Vergare Mar 2004

Relationship Between Serotonin Transporter Gene Polymorphisms And Platelet Serotonin Transporter Sites Among African-American Cocaine-Dependent Individuals And Healthy Volunteers., Ashwin A. Patkar, Wade H. Berrettini, Paolo Mannelli, Raman Gopalakrishnan, Margret R. Hoehe, Louai Bilal, Stephen Weinstein, Michael J. Vergare

Department of Psychiatry and Human Behavior Faculty Papers

Alterations in the serotonin transporter (5-HTT) have been implicated in a variety of psychiatric disorders including cocaine dependence. A polymorphism in the promoter region of the serotonin transporter gene (5-HTTLPR) appears to influence the expression of 5-HTT in human cell lines. We investigated whether 5-HTTLPR variants were related to differences in measures of platelet 5-HTT sites in cocaine-dependent patients and healthy volunteers (controls). Polymerase chain reaction-based genotyping of a 44 base pair insertion/deletion polymorphism in 5-HTTLPR was performed in 138 cocaine-dependent African-American subjects and 60 African-American controls. This yielded a short (S) and a long (L) allele. Platelet 5-HTT sites …


Mitotic Rate And Younger Age Are Predictors Of Sentinel Lymph Node Positivity: Lessons Learned From The Generation Of A Probabilistic Model., Vernon K Sondak, Jeremy M G Taylor, Michael S Sabel, Yue Wang, Lori Lowe, Amelia C Grover, Alfred E Chang, Alan M. Yahanda Md, Facs, James Moon, Timothy M Johnson Mar 2004

Mitotic Rate And Younger Age Are Predictors Of Sentinel Lymph Node Positivity: Lessons Learned From The Generation Of A Probabilistic Model., Vernon K Sondak, Jeremy M G Taylor, Michael S Sabel, Yue Wang, Lori Lowe, Amelia C Grover, Alfred E Chang, Alan M. Yahanda Md, Facs, James Moon, Timothy M Johnson

PCI Publications and Projects

BACKGROUND: Sentinel lymph node (SLN) biopsy allows surgeons to identify patients with subclinical nodal involvement who may benefit from lymphadenectomy and, possibly, adjuvant therapy. Several factors have been variably, and sometimes discordantly, reported to have predictive value for SLN metastasis to best select which patients require SLN biopsy.

METHODS: We reviewed 419 patients who underwent SLN biopsy for melanoma from a prospectively collected melanoma database. To derive a probabilistic model for the occurrence of a positive SLN, a multivariate logistic model was fit by using a stepwise variable selection method. The accuracy of each model was evaluated by using receiver …


All-1/Mll1, A Homologue Of Drosophila Trithorax, Modifies Chromatin And Is Directly Involved In Infant Acute Leukaemia., E Canaani, T Nakamura, T Rozovskaia, S T Smith, T Mori, C M Croce, Alexander Mazo Feb 2004

All-1/Mll1, A Homologue Of Drosophila Trithorax, Modifies Chromatin And Is Directly Involved In Infant Acute Leukaemia., E Canaani, T Nakamura, T Rozovskaia, S T Smith, T Mori, C M Croce, Alexander Mazo

Kimmel Cancer Center Faculty Papers

Rearrangements of the ALL-1/MLL1 gene underlie the majority of infant acute leukaemias, as well as of therapy-related leukaemias developing in cancer patients treated with inhibitors of topoisomerase II, such as VP16 and doxorubicin. The rearrangements fuse ALL-1 to any of >50 partner genes or to itself. Here, we describe the unique features of ALL-1-associated leukaemias, and recent progress in understanding molecular mechanisms involved in the activity of the ALL-1 protein and of its Drosophila homologue TRITHORAX.


Muc4 Mucin Expression In Human Pancreatic Tumours Is Affected By Organ Environment: The Possible Role Of Tgfbeta2., A. Choudhury, N. Moniaux, A. B. Ulrich, B. M. Schmied, J. Standop, Parviz M. Pour, S. J. Gendler, Michael A. Hollingsworth, J-P Aubert, Surinder K. Batra Feb 2004

Muc4 Mucin Expression In Human Pancreatic Tumours Is Affected By Organ Environment: The Possible Role Of Tgfbeta2., A. Choudhury, N. Moniaux, A. B. Ulrich, B. M. Schmied, J. Standop, Parviz M. Pour, S. J. Gendler, Michael A. Hollingsworth, J-P Aubert, Surinder K. Batra

Journal Articles: Biochemistry & Molecular Biology

MUC4 is highly expressed in human pancreatic tumours and pancreatic tumour cell lines, but is minimally or not expressed in normal pancreas or chronic pancreatitis. Here, we investigated the aberrant regulation of MUC4 expression in vivo using clonal human pancreatic tumour cells (CD18/HPAF) grown either orthotopically in the pancreas (OT) or ectopically in subcutaneous tissue (SC) in the nude mice. Histological examination of the OT and SC tumours showed moderately differentiated and anaplastic morphology, respectively. The OT tumour cells showed metastases to distant lymph nodes and faster tumour growth (P


Somatotopic Representation Of Action Words In Human Motor And Premotor Cortex, Olaf Hauk, Ingrid Johnsrude, Friedemann Pulvermüller Jan 2004

Somatotopic Representation Of Action Words In Human Motor And Premotor Cortex, Olaf Hauk, Ingrid Johnsrude, Friedemann Pulvermüller

Brain and Mind Institute Researchers' Publications

Since the early days of research into language and the brain, word meaning was assumed to be processed in specific brain regions, which most modern neuroscientists localize to the left temporal lobe. Here we use event-related fMRI to show that action words referring to face, arm, or leg actions (e.g., to lick, pick, or kick), when presented in a passive reading task, differentially activated areas along the motor strip that either were directly adjacent to or overlapped with areas activated by actual movement of the tongue, fingers, or feet. These results demonstrate that the referential meaning of action words has …


Epidemiologic And Environmental Investigation Of A Recreational Water Outbreak Caused By Two Genotypes Of Cryptosporidium Parvum In Ohio In 2000, Els Mathieu, Deborah A. Levy, Fran Veverka, Mary-Kay Parrish, John Sarisky, Nancy Shapiro, Stephanie Johnston, Thomas Handzel, Allen Hightower, Lihua Xiao, Yeuk-Mui Lee, Steve York, Michael Arrowood, Robin Lee, Jeffrey L. Jones Jan 2004

Epidemiologic And Environmental Investigation Of A Recreational Water Outbreak Caused By Two Genotypes Of Cryptosporidium Parvum In Ohio In 2000, Els Mathieu, Deborah A. Levy, Fran Veverka, Mary-Kay Parrish, John Sarisky, Nancy Shapiro, Stephanie Johnston, Thomas Handzel, Allen Hightower, Lihua Xiao, Yeuk-Mui Lee, Steve York, Michael Arrowood, Robin Lee, Jeffrey L. Jones

Journal Articles: Epidemiology

In August 2000, the Ohio Department of Health requested assistance to investigate a cryptosporidiosis outbreak with more than 700 clinical case-patients. An epidemiologic and environmental investigation was conducted. Stool specimens, pool water, and sand filter samples were analyzed. A community-based case-control study showed that the main risk factor was swimming in pool A (odds ratio [OR] = 42, 95% confidence interval [CI] = 12.3-144.9). This was supported by results of polymerase chain reaction (PCR) analysis, which showed the presence of both the human and bovine genotypes of Cryptosporidium parvum in case-patients and samples from the filter of pool A. A …


Did A Severe Flood In The Midwest Cause An Increase In The Incidence Of Gastrointestinal Symptoms?, Timothy J. Wade, Sukhminder K. Sandhu, Deborah A. Levy, Sherline Lee, Mark W. Lechevallier, Louis Katz, John M. Colford Jan 2004

Did A Severe Flood In The Midwest Cause An Increase In The Incidence Of Gastrointestinal Symptoms?, Timothy J. Wade, Sukhminder K. Sandhu, Deborah A. Levy, Sherline Lee, Mark W. Lechevallier, Louis Katz, John M. Colford

Journal Articles: Epidemiology

Severe flooding occurred in the midwestern United States in 2001. Since November 2000, coincidentally, data on gastrointestinal symptoms had been collected for a drinking water intervention study in a community along the Mississippi River that was affected by the flood. After the flood had subsided, the authors asked these subjects (n = 1,110) about their contact with floodwater. The objectives of this investigation were to determine whether rates of gastrointestinal illness were elevated during the flood and whether contact with floodwater was associated with increased risk of gastrointestinal illness. An increase in the incidence of gastrointestinal symptoms during the flood …


Sars Surveillance During Emergency Public Health Response, United States, March-July 2003, Stephanie J. Schrag, John T. Brooks, Chris Van Beneden, Umesh D. Parashar, Patricia M. Griffin, Larry J. Anderson, William J. Bellini, Robert F. Benson, Dean D. Erdman, Alexander Klimov, Thomas G. Ksiazek, Teresa C. T. Peret, Deborah F. Talkington, W. Lanier Thacker, Maria L. Tondella, Jacquelyn S. Sampson, Allen W. Hightower, Dale F. Nordenberg, Brian D. Plikaytis, Ali S. Khan, Nancy E. Rosenstein, Tracee A. Treadwell, Cynthia G. Whitney, Anthony E. Fiore, Tonji M. Durant, Joseph F. Perz, Annemarie Wasley, Daniel Feikin, Joy L. Herndon, William A. Bower, Barbara W. Klibourn, Deborah A. Levy, Victor G. Coronado, Joanna Buffington, Clare A. Dykewicz, Rima F. Khabbaz, Mary E. Chamberland Jan 2004

Sars Surveillance During Emergency Public Health Response, United States, March-July 2003, Stephanie J. Schrag, John T. Brooks, Chris Van Beneden, Umesh D. Parashar, Patricia M. Griffin, Larry J. Anderson, William J. Bellini, Robert F. Benson, Dean D. Erdman, Alexander Klimov, Thomas G. Ksiazek, Teresa C. T. Peret, Deborah F. Talkington, W. Lanier Thacker, Maria L. Tondella, Jacquelyn S. Sampson, Allen W. Hightower, Dale F. Nordenberg, Brian D. Plikaytis, Ali S. Khan, Nancy E. Rosenstein, Tracee A. Treadwell, Cynthia G. Whitney, Anthony E. Fiore, Tonji M. Durant, Joseph F. Perz, Annemarie Wasley, Daniel Feikin, Joy L. Herndon, William A. Bower, Barbara W. Klibourn, Deborah A. Levy, Victor G. Coronado, Joanna Buffington, Clare A. Dykewicz, Rima F. Khabbaz, Mary E. Chamberland

Journal Articles: Epidemiology

In response to the emergence of severe acute respiratory syndrome (SARS), the United States established national surveillance using a sensitive case definition incorporating clinical, epidemiologic, and laboratory criteria. Of 1,460 unexplained respiratory illnesses reported by state and local health departments to the Centers for Disease Control and Prevention from March 17 to July 30, 2003, a total of 398 (27%) met clinical and epidemiologic SARS case criteria. Of these, 72 (18%) were probable cases with radiographic evidence of pneumonia. Eight (2%) were laboratory-confirmed SARS-coronavirus (SARS-CoV) infections, 206 (52%) were SARS-CoV negative, and 184 (46%) had undetermined SARS-CoV status because of …


Creation Of Non-Human Primate Neurogenetic Disease Models By Gene Targeting And Nuclear Transfer, Robert B. Norgren Jan 2004

Creation Of Non-Human Primate Neurogenetic Disease Models By Gene Targeting And Nuclear Transfer, Robert B. Norgren

Journal Articles: Genetics, Cell Biology & Anatomy

Genetically modified rhesus macaques are necessary because mouse models are not suitable for a number of important neurogenetic disorders; for example, Kallmann's syndrome, Lesch-Nyhan's disease and Ataxia-Telangiectasia. Mouse models may not be suitable because there may be no mouse ortholog of the human gene of interest, as is the case for Kallmann's syndrome, or because mutant mice do not exhibit the same phenotype observed in humans, as is the the case for Lesch-Nyhan's disease and Ataxia-Telangiectasia. Non-human primate models of neurogenetic diseases are expected to more closely resemble human diseases than existing mouse models. Genetically modified rhesus macaques can be …


Environmental Risk Factors In Hospital Suicide., Daniel Z Lieberman, Harvey L P Resnik, Vicenzio Holder-Perkins Jan 2004

Environmental Risk Factors In Hospital Suicide., Daniel Z Lieberman, Harvey L P Resnik, Vicenzio Holder-Perkins

Psychiatry and Behavioral Sciences Faculty Publications

Suicide of hospitalized patients is the most common sentinel event reviewed by The Joint Commission on Accreditation of Healthcare Organizations. Shorter lengths of stay, sicker patients, and higher patient to staff ratios challenge the ability of the hospital to maintain safety. Risk factors associated with the physical environment of the inpatient psychiatric unit, cited as the most common root cause of inpatient suicide, may be neglected because evaluation of these factors is generally not included in medical education and training. Minimization of fixtures that can facilitate strangulation and other high risk aspects within the hospital environment is an important element …


Surveillance For Waterborne-Disease Outbreaks Associated With Drinking Water--United States, 2001-2002, Brian G. Blackburn, Gunther F. Craun, Jonathan S. Yoder, Vincent Hill, Rebecca L. Calderon, Nora Chen, Sherline H. Lee, Deborah A. Levy, Michael J. Beach Jan 2004

Surveillance For Waterborne-Disease Outbreaks Associated With Drinking Water--United States, 2001-2002, Brian G. Blackburn, Gunther F. Craun, Jonathan S. Yoder, Vincent Hill, Rebecca L. Calderon, Nora Chen, Sherline H. Lee, Deborah A. Levy, Michael J. Beach

Journal Articles: Epidemiology

PROBLEM/CONDITION: Since 1971, CDC, the U.S. Environmental Protection Agency, and the Council of State and Territorial Epidemiologists have maintained a collaborative surveillance system for collecting and periodically reporting data related to occurrences and causes of waterborne-disease outbreaks (WBDOs). This surveillance system is the primary source of data concerning the scope and effects of waterborne disease outbreaks on persons in the United States.

REPORTING PERIOD COVERED: This summary includes data on WBDOs associated with drinking water that occurred during January 2001-December 2002 and on three previously unreported outbreaks that occurred during 2000.

DESCRIPTION OF SYSTEM: Public health departments in the states, …


Prophylactic Defibrillator Implantation In Patients With Nonischemic Dilated Cardiomyopathy, Alan H. Kadish, Alan Dyer, James P. Daubert, Rebecca Quigg, N. A. Mark Estes, Kelley P. Anderson, Joseph H. Levine Jan 2004

Prophylactic Defibrillator Implantation In Patients With Nonischemic Dilated Cardiomyopathy, Alan H. Kadish, Alan Dyer, James P. Daubert, Rebecca Quigg, N. A. Mark Estes, Kelley P. Anderson, Joseph H. Levine

Office of the President Publications and Research

No abstract provided.


Albumin Enhanced Morphometric Image Analysis In Cll., Matthew A. Lunning, Vincent E. Zenger, Ricardo Dreyfuss, Maryalice Stetler-Stevenson, Margaret E. Rick, Therese A. White, Wyndham H. Wilson, Gerald E. Marti Jan 2004

Albumin Enhanced Morphometric Image Analysis In Cll., Matthew A. Lunning, Vincent E. Zenger, Ricardo Dreyfuss, Maryalice Stetler-Stevenson, Margaret E. Rick, Therese A. White, Wyndham H. Wilson, Gerald E. Marti

Journal Articles: Oncology and Hematology

BACKGROUND: The heterogeneity of lymphocytes from patients with chronic lymphocytic leukemia (CLL) and blood film artifacts make morphologic subclassification of this disease difficult.

METHODS: We reviewed paired blood films prepared from ethylene-diamine-tetraacetic acid (ETDA) samples with and without bovine serum albumin (BSA) from 82 CLL patients. Group 1 adhered to NCCLS specifications for the preparations of EDTA blood films. Group 2 consisted of blood films containing EDTA and a 1:12 dilution of 22% BSA. Eight patients were selected for digital photomicroscopy and statistical analysis. Approximately 100 lymphocytes from each slide were digitally captured.

RESULTS: The mean cell area +/- standard …


Pre-Treatment Measures Of Impulsivity, Aggression And Sensation Seeking Are Associated With Treatment Outcome For African-American Cocaine-Dependent Patients., Ashwin A. Patkar, Heather W. Murray, Paolo Mannelli, Edward Gottheil, Stephen P. Weinstein, Michael J. Vergare Jan 2004

Pre-Treatment Measures Of Impulsivity, Aggression And Sensation Seeking Are Associated With Treatment Outcome For African-American Cocaine-Dependent Patients., Ashwin A. Patkar, Heather W. Murray, Paolo Mannelli, Edward Gottheil, Stephen P. Weinstein, Michael J. Vergare

Department of Psychiatry and Human Behavior Faculty Papers

We investigated whether measures of impulsivity, aggression and sensation seeking differed between cocaine-dependent subjects and controls, and whether these measures were related to treatment-outcome for cocaine patients. Pre-treatment assessments of impulsivity (Barratt Impulsivity Scale [BIS]), aggression (Buss-Durkee Hostility Inventory [BDHI]) and sensation seeking (Zuckerman Sensation Seeking Scale [SSS]) were obtained for 141 African-American cocaine-dependent patients entering a 12-week, intensive outpatient treatment program and 60 controls. The outcome measures were number of negative urine drug screens, days in treatment, dropout rates and number of treatment sessions. Cocaine patients reported significantly higher scores on the SSS, the BIS and the BDHI than …


Surveillance For Waterborne-Disease Outbreaks Associated With Recreational Water--United States, 2001-2002, Jonathan S. Yoder, Brian G. Blackburn, Gunther F. Craun, Vincent Hill, Deborah A. Levy, Nora Chen, Sherline H. Lee, Rebecca L. Calderon, Michael J. Beach Jan 2004

Surveillance For Waterborne-Disease Outbreaks Associated With Recreational Water--United States, 2001-2002, Jonathan S. Yoder, Brian G. Blackburn, Gunther F. Craun, Vincent Hill, Deborah A. Levy, Nora Chen, Sherline H. Lee, Rebecca L. Calderon, Michael J. Beach

Journal Articles: Epidemiology

PROBLEM/CONDITION: Since 1971, CDC, the U.S. Environmental Protection Agency, and the Council of State and Territorial Epidemiologists have maintained a collaborative surveillance system for collecting and periodically reporting data related to occurrences and causes of waterborne-disease outbreaks (WBDOs) related to drinking water; tabulation of recreational water-associated outbreaks was added to the surveillance system in 1978. This surveillance system is the primary source of data concerning the scope and effects of waterborne disease outbreaks on persons in the United States.

REPORTING PERIOD COVERED: This summary includes data on WBDOs associated with recreational water that occurred during January 2001-December 2002 and on …


Slbp Is Associated With Histone Mrna On Polyribosomes As A Component Of The Histone Mrnp, Michael L. Whitfield, Handan Kaygun, Judith A. Erkmann, W. H. Davin Townley-Tilson, Zbig Dominski, William F. Marzluff Jan 2004

Slbp Is Associated With Histone Mrna On Polyribosomes As A Component Of The Histone Mrnp, Michael L. Whitfield, Handan Kaygun, Judith A. Erkmann, W. H. Davin Townley-Tilson, Zbig Dominski, William F. Marzluff

Dartmouth Scholarship

The stem–loop binding protein (SLBP) binds the 3′ end of histone mRNA and is present both in nucleus, and in the cytoplasm on the polyribosomes. SLBP participates in the processing of the histone pre-mRNA and in translation of the mature message. Histone mRNAs are rapidly degraded when cells are treated with inhibitors of DNA replication and are stabilized by inhibitors of translation, resulting in an increase in histone mRNA levels. Here, we show that SLBP is a component of the histone messenger ribonucleoprotein particle (mRNP). Histone mRNA from polyribosomes is immunoprecipitated with anti-SLBP. Most of the SLBP in cycloheximide-treated cells …


The Pharmacokinetics Of Nebulized Nanocrystal Budesonide Suspension In Healthy Volunteers., Walter Kraft, Barry Steiger, Don Beussink, John N. Quiring, Nancy Fitzgerald, Howard E. Greenberg, Scott A. Waldman Jan 2004

The Pharmacokinetics Of Nebulized Nanocrystal Budesonide Suspension In Healthy Volunteers., Walter Kraft, Barry Steiger, Don Beussink, John N. Quiring, Nancy Fitzgerald, Howard E. Greenberg, Scott A. Waldman

Department of Medicine Faculty Papers

Nanocrystal budesonide (nanobudesonide) is a suspension for nebulization in patients with steroid-responsive pulmonary diseases such as asthma. The pharmacokinetics and safety of the product were compared to those of Pulmicort Respules. Sixteen healthy volunteers were administered nanobudesonide 0.5 and 1.0 mg, Pulmicort Respules 0.5 mg, and placebo in a four-way, randomized crossover design. All nebulized formulations were well tolerated, with no evidence of bronchospasm. Nebulization times were significantly shorter for nanobudesonide compared to Pulmicort Respules. Because of a low oral bioavailability, plasma concentration of budesonide is a good marker of lung-delivered dose. The pharmacokinetics of nanobudesonide 0.5 and 1.0 mg …


Noninvasive Assessment Of Diffusion Hypoxia Following Administration Of Nitrous Oxide-Oxygen, Arthur H. Jeske, Clark W. Whitmire, Chris Freels, Mike Fuentes Jan 2004

Noninvasive Assessment Of Diffusion Hypoxia Following Administration Of Nitrous Oxide-Oxygen, Arthur H. Jeske, Clark W. Whitmire, Chris Freels, Mike Fuentes

Faculty, Staff and Student Publications

The phenomenon of diffusion hypoxia is commonly believed to occur unless nitrous oxide-oxygen inhalation sedation is followed by "washout" with 100% oxygen for 5 minutes upon termination of the flow of nitrous oxide. When systematically studied, however, this phenomenon generally appears to be unfounded. The present study evaluated the effect of breathing room air instead of 100% oxygen in healthy (ASA 1) human volunteers following administration of sedative concentrations of nitrous oxide. The occurrence of hypoxia was determined objectively, using pulse oximetry and a standardized psychomotor skills test (Trieger test). Diffusion hypoxia was not observed using these criteria.


Comparison Of Pretreatment Characteristics And Treatment Outcomes For Alcohol-, Cocaine-, And Multisubstance-Dependent Patients., Ashwin A. Patkar, Charles C. Thornton, Paolo Mannelli, Kevin P. Hill, Edward Gottheil, Michael J. Vergare, Stephen P. Weinstein Jan 2004

Comparison Of Pretreatment Characteristics And Treatment Outcomes For Alcohol-, Cocaine-, And Multisubstance-Dependent Patients., Ashwin A. Patkar, Charles C. Thornton, Paolo Mannelli, Kevin P. Hill, Edward Gottheil, Michael J. Vergare, Stephen P. Weinstein

Department of Psychiatry and Human Behavior Faculty Papers

We investigated whether pretreatment characteristics and measures of outcome differed for alcohol-, cocaine-, and multisubstance-dependent patients receiving outpatient substance abuse treatment. One hundred and forty substance dependent individuals (32 alcohol, 76 cocaine, and 32 multisubstance) enrolled in a 12-week outpatient treatment program were compared across measures of addiction severity, personality, and treatment-readiness at admission. In-treatment, end-of-treatment and 9-month follow-up assessments of treatment outcome were then compared across the three groups. Outcome measures included reduction in problem severity, abstinence, retention, number of sessions attended, dropout, and counselor and patient ratings of treatment benefit. At admission, the multisubstance group had a higher …


Developing A Pediatric Oral Health Therapist To Help Address Oral Health Disparities Among Children, David A. Nash Jan 2004

Developing A Pediatric Oral Health Therapist To Help Address Oral Health Disparities Among Children, David A. Nash

Oral Health Science Faculty Publications

Oral Health in America: A Report of the Surgeon General documented the profound and significant disparities that exist in the oral health of children in the United States. Recently, the country has been issued a National Call to Action to Promote Oral Health, under the leadership of the Office of the Surgeon General. Among the significant factors contributing to the disparities problem is the access to oral health care by disadvantaged populations. There are inadequate numbers of dentists able and willing to treat children, particularly poor and minority children. In the early part of the twentieth century, New Zealand …


Making Tough Decisions, Karen A. Karlowicz Jan 2004

Making Tough Decisions, Karen A. Karlowicz

Ellmer School of Nursing Faculty Publications

This article focuses on the aspect of critical thinking in making tough decisions in life. Advances in urology have resulted in a range of therapies for many urologic diseases and disorders. Patients need information about each treatment, and the time to fully consider the effect of a given therapy on their overall health. Keep in mind that patients who are empowered to make decisions about their health care are more likely to comply with the treatment plan. Likewise the author urges readers to use their critical thinking skills to solve the clinical problems they are confronted with daily.


Determinants Of Satisfaction With An Automated Alcohol Evaluation Program., Daniel Z Lieberman Dec 2003

Determinants Of Satisfaction With An Automated Alcohol Evaluation Program., Daniel Z Lieberman

Psychiatry and Behavioral Sciences Faculty Publications

High rates of untreated mental illness cause serious health problems in the United States and worldwide. The use of computer-administered therapy has the potential to increase access to mental health care for certain patient populations. An online version of an alcohol check-up was developed that guided subjects through a series of standardized questionnaires, and provided them with feedback designed to enhance their appreciation of the negative aspects of their alcohol use. Ratings of the helpfulness of the questionnaires were evaluated in order to determine the characteristics of individuals who would potentially benefit from an automated substance abuse intervention, and to …


Content And Criterion Validity Evaluation Of National Public Health Performance Standards Measurement Instruments., Joyce Beaulieu, F. Douglas Scutchfield, Ann V. Kelly Nov 2003

Content And Criterion Validity Evaluation Of National Public Health Performance Standards Measurement Instruments., Joyce Beaulieu, F. Douglas Scutchfield, Ann V. Kelly

Preventive Medicine and Environmental Health Faculty Publications

OBJECTIVE: The Centers for Disease Control and Prevention's National Public Health Performance Standards Program (NPHPSP) has developed instruments to measure the performance of local and state public health departments on the 10 "Essential Services of Public Health," which have been tested in several states. This article is a report of the evaluation of the content and criterion validity of the local public health performance assessment instrument, and the content validity of the state public health performance assessment instrument.

METHODS: Health department performance is measured using a set of indicators developed for the 10 Essential Services of Public Health and a …


Interpreting Hemoglobin And Water Concentration, Oxygen Saturation, And Scattering Measured In Vivo By Near-Infrared Breast Tomography, Subhadra Srinivasan, Brian W. Pogue, Shudong Jiang, Hamid Dehghani, Christine Kogel, Sandra Soho, Jennifer J. Gibson, Tor D. Tosteson, Steven P. Poplack, Keith D. Paulsen Oct 2003

Interpreting Hemoglobin And Water Concentration, Oxygen Saturation, And Scattering Measured In Vivo By Near-Infrared Breast Tomography, Subhadra Srinivasan, Brian W. Pogue, Shudong Jiang, Hamid Dehghani, Christine Kogel, Sandra Soho, Jennifer J. Gibson, Tor D. Tosteson, Steven P. Poplack, Keith D. Paulsen

Dartmouth Scholarship

Near-infrared spectroscopic tomography was used to measure the properties of 24 mammographically normal breasts to quantify whole-breast absorption and scattering spectra and to evaluate which tissue composition characteristics can be determined from these spectra. The absorption spectrum of breast tissue allows quantification of (i) total hemoglobin concentration, (ii) hemoglobin oxygen saturation, and (iii) water concentration, whereas the scattering spectrum provides information about the size and number density of cellular components and structural matrix elements. These property data were tested for correlation to demographic information, including subject age, body mass index, breast size, and radiographic …


Transcriptional Inhibition Of Type I Collagen Gene Expression In Scleroderma Fibroblasts By The Antineoplastic Drug Ecteinascidin 743., Natalia Louneva, Biagio Saitta, David J Herrick, Sergio A. Jimenez Oct 2003

Transcriptional Inhibition Of Type I Collagen Gene Expression In Scleroderma Fibroblasts By The Antineoplastic Drug Ecteinascidin 743., Natalia Louneva, Biagio Saitta, David J Herrick, Sergio A. Jimenez

Department of Medicine Faculty Papers

We previously showed that COL1A1 expression is up-regulated at the transcriptional level in systemic sclerosis (SSc) fibroblasts and that the CCAAT-binding factor (CBF) is involved in this increased expression. Ecteinascidin 743 (ET-743) is a chemotherapeutic agent that binds with sequence specificity to the minor groove of DNA and inhibits CBF-mediated transcriptional activation of numerous genes. Therefore, we examined the effects of ET-743 on the increased COL1A1 expression in SSc fibroblasts. The drug caused a potent and dose-dependent inhibition of type I collagen biosynthesis, which reached 70-90% at 700 pM without affecting cell viability. The same drug concentration caused 60-80% reduction …


Multijurisdictional Approach To Biosurveillance, Kansas City., Mark A Hoffman, Tiffany H Wilkinson, Aaron Bush, Wayne Myers, Ron G Griffin, Gerald L Hoff, Rex Archer Oct 2003

Multijurisdictional Approach To Biosurveillance, Kansas City., Mark A Hoffman, Tiffany H Wilkinson, Aaron Bush, Wayne Myers, Ron G Griffin, Gerald L Hoff, Rex Archer

Manuscripts, Articles, Book Chapters and Other Papers

No abstract provided.


Organizational Characteristics And Restraint Use For Hospitalized Nursing Home Residents., Meg Bourbonniere, Neville E. Strumpf, Lois K. Evans, Greg Maislin Aug 2003

Organizational Characteristics And Restraint Use For Hospitalized Nursing Home Residents., Meg Bourbonniere, Neville E. Strumpf, Lois K. Evans, Greg Maislin

College of Nursing Faculty Papers & Presentations

OBJECTIVES: To examine the effect of organizational characteristics on physical restraint use for hospitalized nursing home residents.

DESIGN: Secondary analysis of data obtained between 1994 to 1997 in a prospective phase lag design experiment using an advanced practice nurse (APN) intervention aimed at reducing physical restraint for a group of hospitalized nursing home residents.

SETTING: Eleven medical and surgical units in one 600-bed teaching hospital.

PARTICIPANTS: One hundred seventy-four nursing home residents aged 61 to 100, hospitalized for a total of 1,085 days.

MEASUREMENTS: Physical restraint use, APN intervention, age, perceived fall risk, behavioral phenomena, perceived treatment interference, mental state, …