Cellular and humoral immunity in viral hepatitis.

abstract：:In situ hybridization for the Y chromosome (Y-ISH) was used to identify residual host cells in the peripheral blood of 51 recipients of sex-mismatched allogeneic marrow not depleted of T cells following conditioning with high-dose cyclophosphamide and total body irradiation (TBI). One patient who rejected the graft sh...

journal_title：American journal of clinical pathology

authors： Przepiorka D,Thomas ED,Durnam DM,Fisher L

更新日期：1991-02-01 00:00:00

abstract：:In today's environment, many laboratories and pathology practices are challenged to maintain or increase their quality while simultaneously lowering their overall costs. The cost of improving specimen processes is related to quality, and we demonstrate that actual costs can be reduced by designing "quality at the sour...

journal_title：American journal of clinical pathology

authors： Carlson RO,Amirahmadi F,Hernandez JS

更新日期：2012-09-01 00:00:00

abstract：:By application of combined structural and functional analyses, most lymphoid neoplasms may be categorized as of T- or B-cell origin. T lymphocyte neoplasms include types of acute and chronic lymphocytic leukemias, certain cutaneous and node-based lymphomas, and lymphomas of thymocytes (convoluted lymphocytic lymphomas...

journal_title：American journal of clinical pathology

authors： Collins RD,Waldron JA,Glick AD

更新日期：1979-10-01 00:00:00

abstract：:A case of congenital Pelger-Hüet anomaly of the peripheral blood cells is described. Electronmicroscopic examination of the blood cells revealed nuclear bridges and appendices in the polymorphonuclear leukocytes. The number of cytoplasmic granules was diminished, but the size of the secondary granules was markedly inc...

journal_title：American journal of clinical pathology

authors： Djaldetti M,Weiss S,Gafter U

更新日期：1976-06-01 00:00:00

abstract：OBJECTIVES:Pathogenic free-living amebae (FLAs) cause skin, ocular, and central nervous system (CNS) infections with significant morbidity and mortality. Diagnosis of FLA infections by pathologic examination of tissue sections can be aided using molecular assays. This study investigated the performance characteristics ...

journal_title：American journal of clinical pathology

authors： Norgan AP,Sloan LM,Pritt BS

更新日期：2019-11-04 00:00:00

abstract：:Mechanical release of single cell suspensions from solid tumors for DNA analysis by flow cytometry has been shown to be optimal for adenocarcinomas in general. In the breast, many adenocarcinomas are fibrotic or scirrhous, creating difficulty in separating the neoplastic cells from the stroma. The authors have conduct...

journal_title：American journal of clinical pathology

authors： Torres FX,Mackowiak PG,Brown RD,Linden MD,Zarbo RJ

更新日期：1995-01-01 00:00:00

abstract：:Patients using anticoagulation point-of-care (POC) monitors are advised to periodically test these systems against laboratory methods to monitor performance. The international normalized ratio (INR), however, can vary between test systems owing to different instrument-reagent combinations. In a randomized study evalua...

journal_title：American journal of clinical pathology

authors： Sunderji R,Gin K,Shalansky K,Carter C,Chambers K,Davies C,Schwartz L,Fung A

更新日期：2005-02-01 00:00:00

abstract：:A critical limit protocol requiring that all point of care glucose meter readings > 22.2 mmol/L (400 mg/dL) and < 2.2 mmol/L (40 mg/dL) be immediately confirmed by the laboratory was assessed. A total of 193 (2%) of 9,523 glucose meter determinations (63 patients) were > 22.2 or < 2.2 mmol/L. One hundred twenty-two (6...

journal_title：American journal of clinical pathology

authors： Lum G

更新日期：1996-09-01 00:00:00

abstract：:It has been suggested that kallikrein inhibition may predispose patients with the lupus inhibitor to thrombosis by interfering with the Factor XII-mediated activation of plasminogen. To further investigate this suggestion, the authors measured kallikrein inhibition in 19 patients with the lupus inhibitor. They found t...

journal_title：American journal of clinical pathology

authors： Killeen AA,Meyer KC,Vogt JM,Edson JR

更新日期：1987-08-01 00:00:00

abstract：:We sought to determine the sensitivity and specificity of immunohistochemistry using the TORDJI-22 MoAb (BioGenex, San Ramon, Calif), which is specific for the C-100 protein of the hepatitis C virus, compared with reverse transcriptase-polymerase chain reaction (RT-PCR) of tissue for viral RNA. RT-PCR had been perform...

journal_title：American journal of clinical pathology

authors： Brody RI,Eng S,Melamed J,Mizrachi H,Schneider RJ,Tobias H,Teperman LW,Theise ND

更新日期：1998-07-01 00:00:00

abstract：:We studied the beta-catenin immunohistochemical profile in tumors expressing shadow cells: pilomatricoma, 10 cases; calcifying odontogenic cyst, 6 cases; and craniopharyngioma, 9 cases. There was strong membranous, cytoplasmic, and nuclear staining of the immature basaloid cells in all of these tumors. Shadow cells we...

journal_title：American journal of clinical pathology

authors： Hassanein AM,Glanz SM,Kessler HP,Eskin TA,Liu C

更新日期：2003-11-01 00:00:00

abstract：:Three stillborn fetuses are reported in which an abdominal wall defect was associated with defects in the urogenital and anal region. Autopsy of these fetuses provided clues indicative of how and where the embryonic development went wrong. The malformation involved a disturbance of the cell deposition process, occurri...

journal_title：American journal of clinical pathology

authors： Hartwig NG,Steffelaar JW,Van de Kaa C,Schueler JA,Vermeij-Keers C

更新日期：1991-11-01 00:00:00

abstract：:This report describes four siblings affected with familial intrahepatic cholestasis detected in early infancy. In the two male siblings, biliary cirrhosis and fatal hepatocellular carcinoma later developed, whereas the female siblings have had persistent hepatomegaly and recurrent episodes of cholestasis. Sequential b...

journal_title：American journal of clinical pathology

authors： Ugarte N,Gonzalez-Crussi F

更新日期：1981-08-01 00:00:00

abstract：:Bull's algorithm has been evaluated by computer simulation studies. Varying amounts of systematic analytic error were simulated in either hemoglobin (Hgb), red blood cell count (RBC), or mean corpuscular volume (MCV) with the resulting red blood cell indices averaged in batches of 20 using Bull's algorithm. The number...

journal_title：American journal of clinical pathology

authors： Cembrowski GS,Westgard JO

更新日期：1985-03-01 00:00:00

abstract：OBJECTIVES:Mutations in CALR (calreticulin) have been discovered in 50% to 80% of JAK2 (Janus kinase 2) and MPL (myeloproliferative leukemia protein) wild-type patients with Philadelphia-negative myeloproliferative neoplasm (MPNs). We evaluate the performance of a monoclonal antibody for immunohistochemical detection o...

journal_title：American journal of clinical pathology

authors： Nomani L,Bodo J,Zhao X,Durkin L,Loghavi S,Hsi ED

更新日期：2016-10-01 00:00:00

abstract：:After several transfusions with D-negative blood, an O Rh-negative women was apparently sensitized to the C and D antigens. In her prenatal workup, it became evident that she had in fact not been sensitized to D but to G, which initially appeared as anti-D plus anti-C. This sensitization pattern is an unusual occurren...

journal_title：American journal of clinical pathology

authors： Yesus YW,Akhter JE

更新日期：1985-12-01 00:00:00

abstract：:Recently, strains of Streptococcus pneumoniae with greatly increased resistance to penicillin (minimal inhibitory concentrations or MICs, 1--8 microgram/ml) were recovered in cultures of blood from patients in South Africa and from one in Minnesota who had serious pneumococcal infections. The authors undertook a study...

journal_title：American journal of clinical pathology

authors： Maki DG,Helstad AG,Kimball JL

更新日期：1980-02-01 00:00:00

abstract：OBJECTIVES:To evaluate the expression of progesterone receptor (PR), estrogen receptor (ER), and G protein-coupled estrogen receptor 1 (GPER-1) in cutaneous neurofibromas (cNFs) and their correlation with demographic, clinical, and laboratory data of individuals with neurofibromatosis 1 (NF1). The association of PROGIN...

journal_title：American journal of clinical pathology

authors： Rozza-de-Menezes RE,Almeida LM,Andrade-Losso RM,de Souza Vieira G,Siqueira OHK,Brum CI,Riccardi VM,Cunha KS

更新日期：2020-12-08 00:00:00

abstract：:Because T-regulatory cells (Tregs) can harmfully impair HIV-specific responses or beneficially limit immune activation, we compared the number of Tregs in lymph nodes from 48 HIV+ patients and 106 HIV- subjects. By using a microscope counting grid, we found that the mean ± SD number of Tregs in lymph nodes was 3 times...

journal_title：American journal of clinical pathology

authors： Arce J,Levin M,Xie Q,Albanese J,Ratech H

更新日期：2011-07-01 00:00:00

abstract：:A tumor of the larynx composed of a small infiltrating and well-differentiated squamous cell carcinoma and a large polypoid sarcomatous mass showing the histologic features of the malignant giant cell tumor of soft parts (MGCT) is reported. Other types of sarcomatous components have been described with squamous cell c...

journal_title：American journal of clinical pathology

authors： Alguacil-Garcia A,Alonso A,Pettigrew NM

更新日期：1984-09-01 00:00:00

abstract：:The reactivity of eight preferential B-cell (L26, 4KB5, and KiB3) and T-cell (polyclonal CD3, Leu22, MT-1, UCHL-1, and OPD4) antibodies which detect paraffin-resistant antigens was examined by a three-step immunoperoxidase technique in 111 formalin-fixed, paraffin-embedded diffuse aggressive non-Hodgkin's lymphomas (N...

journal_title：American journal of clinical pathology

authors： Chadburn A,Knowles DM

更新日期：1994-09-01 00:00:00

abstract：:Analysis of the data for the 1969 to 1973 CAP Surveys of proficiency in partial thromboplastin time (PTT) determination indicates more than desirable variability in this measurement. Non-activated procedures show greater interlaboratory variability than activated methods; therefore, they may be preferable for routine ...

journal_title：American journal of clinical pathology

authors： Koepke JA

更新日期：1975-06-01 00:00:00

abstract：:The purpose of this study was to examine a system of quality assurance in which microscopic slides from all surgical cases were subject to peer review before completion of the final pathology report. Three thousand surgical pathology cases were evaluated and the diagnoses entered on preliminary diagnosis sheets. Micro...

journal_title：American journal of clinical pathology

authors： Whitehead ME,Fitzwater JE,Lindley SK,Kern SB,Ulirsch RC,Winecoff WF 3rd

更新日期：1984-04-01 00:00:00

abstract：:Acute paraplegia developed in a 53-year-old man with pulmonary aspergilloma because of contiguous extension of Aspergillus infection to the epidural and subdural spaces and spinal cord. Histopathologic findings of the spinal cord showed Aspergillus hyphae penetrating the myelin sheath and myelomalacia, predominantly i...

journal_title：American journal of clinical pathology

authors： Sheth NK,Varkey B,Wagner DK

更新日期：1985-12-01 00:00:00

abstract：:Double immunostaining of tissue sections by monoclonal antibodies has been performed using, in immunofluorescence, combinations of reagents conjugated with different fluorochromes. These were monoclonal antibodies directly labeled with phycoerythrin (a new red fluorochrome) and haptenated monoclonal antibodies detecte...

journal_title：American journal of clinical pathology

authors： Pizzolo G,Chilosi M

更新日期：1984-07-01 00:00:00

abstract：:The cases of 20 patients, each of whom has a positive lupus erythematosus cell preparation and a negative antinuclear factor test, are presented. The concept of a false-positive lupus erythematosus preparation is suggested. Five common mechanisms causing a false-negative antinuclear factor test are discussed and evalu...

journal_title：American journal of clinical pathology

authors： Koller SR,Johnston CL Jr,Moncure CW

更新日期：1976-09-01 00:00:00

abstract：:The authors report the clinicopathologic features of 14 cases of amyloid goiter (AG). Eleven patients were males and three females with ages ranging from 23 to 75 years (median, 54 years). Eight patients had secondary amyloidosis and six had primary amyloidosis. Nine cases were identified at autopsy. In symptomatic pa...

journal_title：American journal of clinical pathology

authors： Hamed G,Heffess CS,Shmookler BM,Wenig BM

更新日期：1995-09-01 00:00:00

abstract：:Heterogeneous expression or amplification is a challenge to HER2 diagnostics. A guideline defines heterogeneity as the presence of between 5% and 50% cells with HER2/CEP17 ratios of more than 2.20. We audited the frequency of such cells and their clinical impact in the results from 2 pathology laboratories combined wi...

journal_title：American journal of clinical pathology

authors： Bartlett AI,Starcyznski J,Robson T,Maclellan A,Campbell FM,van de Velde CJ,Hasenburg A,Markopoulos C,Seynaeve C,Rea D,Bartlett JM

更新日期：2011-08-01 00:00:00

abstract：:This review summarizes our experience using blinded review as a method to measure quality in surgical pathology. It details the specifics about how the review is performed, the weaknesses in the method, and then summarizes our results so far. These results suggest that error rates correlate with the individual patholo...

journal_title：American journal of clinical pathology

authors： Renshaw AA,Gould EW

更新日期：2007-01-01 00:00:00

abstract：:Fluorescence in situ hybridization (FISH) and immunohistochemical analysis for assessment of HER-2 status in breast carcinomas are discordant in a significant proportion of cases with equivocal (2+) immunostaining. To evaluate the role of intratumoral heterogeneity and degree of amplification, we performed additional ...

journal_title：American journal of clinical pathology

authors： Lewis JT,Ketterling RP,Halling KC,Reynolds C,Jenkins RB,Visscher DW

更新日期：2005-08-01 00:00:00