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Amoebiasis Program - Amsterdam 2007

Thursday, MAY 24, 2007


Room B / 08:30 - 17:00

Side Meeting: Amoebiasis


08:50. Welcome. Jaco Verweij


09:00 - 10:40

Amoebiasis Genome and Regulation of gene expression I

Chair: Egbert Tannich


Reannotation of the Entamoeba histolytica genome

Caler E., Lorenzi H., Thiagarajan M., Wortman J., White O., Hall N.


Pathema-Entamoeba: A Clade Specific Bioinformatics Resource Center

Davidsen T.M., Ganapathy A., Kelsey E., Brinkac L., Angiuoli S., Nelson W., White O.


Patterns of evolution in the unique tRNA gene arrays of the genus Entamoeba

Tawari B., Ali I.K.M., Scott C., Quail M.A., Berriman M., Hall N., Clark C.G.


Evolutionary Situation of Glucosephosphate Isomerase of Entamoeba Histolytica in Amitochondriate Eukaryotes

Razmjou E., Haghighi A., Rezaian M., Nozaki T.


The Entamoeba histolytica genome: primary structure and expression of proteolytic enzymes Bruchhaus I., Tillack M., Tannich E.


10:40-11:10 break



Amoebiasis Genome and Regulation of gene expression II

Chair: Graham Clark


Epigenetic Transcriptional Silencing of Multiple Genes in Entamoeba histolytica

Bracha R., Nuchamowitz Y., Persky M., Wender N., Mirelman D.


Silencing of the amoebapore gene in Entamoeba histolytica does not require the T-rich region preceding the SINE element

Anbar M., Bracha R., Nuchamowitz Y., Mirelman D.


AP-A Silencing and Reconstitution in Entamoeba histolytica

Irmer H., Tannich E.


Identification of a Diverse Repertoire of Endogenous Small RNAs in the Deep-Branching Eukaryote Entamoeba Histolytica: Potential Roles in Regulating Gene Expression

Zhang H., Singh U.


Characterization of an unusual epigenetic machinery in the protozoan parasite Entamoeba histolytica

Lavi T., Isakov E., Harony H., Siman-Tov R., Weber C., Guillen N., Ankri S.



13:00-14:00 lunch



Amoebiasis Cell Biology and Signaling Pathways I:

Chair: Nancy Guillén


Characterization of a Modulated Putative Transcription Factor in Entamoeba Histolytica

Hochreiter A. Gilchrist C., Connell S., Evans C., Zhang Y., Crasta O., Sobral B., Mann B., Petri, Jr. W.


Defining The Episomal Ribosomal DNA Promoter of Entamoeba Histolytica

Panigrahi S., Jhingan G., Bhattacharya S.  


The Entamoeba histolytica Ehadh Protein is a Novel Member of ALIX Family Proteins

Bañuelos C., García-Rivera G., López I., Leobardo M., González-Robles A., Orozco E.  


Molecular and functional characterization of EhPAK3, a p21 activated kinase from Entamoeba histolytica

Dutta S., Sen P., Raha S.


Regulation of Secretion of Cysteine Proteases by Rab11B Small GTPase And Proteinous Inhibitors In Entamoeba histolytica

Nozaki T.  



Amoebiasis Cell Biology and Signaling Pathways II:

Chair: Kris Chadee


Endo-Reduplication and Irregular Division Lead To Heterogeneity of Genome Content in Entamoeba Histolytica

Mukherjee C., Ghosh Dastidar P., Majumder S., Lohia A.  


Insights in DNA Repair and Homologous Recombination In Entamoeba histolytica: Molecular Characterization of the Ehrad51 Recombinase

López-Casamichana M., Orozco E., Marchat L.A., López-Camarillo C.  


Entamoeba histolytica chemotaxis requires parasite adherence through the Galactose/N-acetylgalactosamine lectin activity

Blazquez S., Weber C., Labruyère E., Guillén N.


A Class of Novel Multiple EF-Hand Calcium Binding Proteins of Entamoeba histolytica

Padhan N., Jain R., Sahoo N., Chakrabarty P., Guillen N., Chary K.V.R., Gourinath S., Bhattacharya S., Bhattacharya A.  


GFP Expressed in Entamoeba histolytica is an Adequate Tool to Monitor Protein Localization And Cytoplasmic Streaming in Living Amoebae

Díaz J.D., Villegas N., Meza I.  



Amoebiasis posters



Amoebiasis meeting dinner


Friday, MAY 25, 2007


Amoebiasis posters


Room H / 10.30 - 12:10

Parallel Session: Amoebiasis Pathogenesis

Chairs: David Mirelman


Survival and Death Of Entamoeba histolytica under Conditions of Stress

Sardar A., Dutta S., Ray D., Raha S.  


Natural Immune Response and Vaccine-induced Protective Immunity in Amebic Colitis Models

Guo X. Houpt E., Petri W.


Ultrasrtuctural and Inflammatory Responses at Invasion of the Human Colon Explants by E. histolytica

Bansal D., Roux P., Danckaert A., Ave P., Kerneis S., Guillen N., Labruyère E.  


Entamoeba histolytica and Entamoeba dispar Interactions with Enteropathogenic Bacteria Synergize Damage to Epithelial Cells, Amplifying the Inflammatory Response

Meza I., Galván-Moroyoqui M., Domínguez-Robles M.C., Franco E.  


TLR9-Dependent Macrophage Activation by Entamoeba histolytica DNA

Ivory C., Chadee K.  


12:10-13:35 Lunch



Room H / 13:35 - 15:15

Parallel Session: Amoebiasis Diagnosis, Epidemiology and Interventions I

Chairs: Bill Petri


Amoebic Liver Abscess: Why Females do Better than Males

Lotter H., Jacobs T., Tannich E.  


Amoebic Liver Abscess: E. histolytica Strains with a Non-Previously Described Genotype in Mexican Patients

Ramos F., Garcia G., Valadez A., Moran P., Gonzalez E., Valenzuela O., Gaytan P., Yañez J., Melendro E., Ximenez C.  


Variations in Associated Bacterial Flora during Amoebiasis

Paul J., Rani R., Bhattacharya S.  


Prevalence of Entamoeba histolytica within a Population of Food Handlers in An Urban and Rural Setting and the Impact of Hygiene Training on Positivity Trends

Njagi E., Mambo L.A.  


Use of Real-Time PCR Assay for Detection of E. histolytica in Diarrhoeal and Non-Diarrhoeal Stool Specimens in Bangladesh

Haque R., Mondal D., Kabir M., Petri Jr., W.A.  


Room H / 15:25 - 17:00

Parallel Session: Amoebiasis II: diagnosis, Epidemiology And Interventions

Chairs: Jaco Verweij


Medical Implication of Oral Amoebiasis

Bonner M.  


In Vitro Drug Sensitivity and Presence and Expression of Multi-drug Resistance (MDR) Genes in Clinical Isolates of Entamoeba histolytica and E. dispar

Sehgal R., Bansal D.,Mahajan DC, Chawla Y. Malla N.



Targets of Nitroimidazole Action in E. Histolytica - A Central Role for Thioredoxin Reductase

Leitsch D., Kolarich D., Wilson I.B., Altmann F., Duchene M.  


Targets of the E. histolytica transcription factor URE3-BP

Gilchrist C., Baba D.J., Leo M., Hochreiter A., Connell S.K., Zhang Y., Lockhart L., Evans C., Crasta O., Sobral B.W.S., Ehrenkaufer G., Singh U., Mann B.J., Petri Jr W.A.



Closing of amoebiasis meeting




DEAD and DExH box RNA helicases families in the protozoan Entamoeba histolytica and characterization of EhDEAD1 an helicase with ATPase and ATP-dependent RNA unwinding activities.

Mavil López-Casamichana, Cesar López-Camarillo, Laurence A. Marchat and Esther Orozco.


Diagnostic diferentiation of Entamoeba histolytica from E. dispar by PCR technique in Iran

M. Rezaeian, H. Hooshyar.


Differential Diagnosis of Hepatic Abscess through Entamoeba histolytica IgG ELISA Antibodies

Pinilla A.E., Lopez M.C.


Prevalence of Entamoeba histolytica and Entamoeba dispar in Gonbad City, Iran

Haghighi A., Nazemallhoseini Mojarad E., Azimi Rad M., Mesgarian F., Zali M.R.


Entamoeba histolytica and Entamoeba dispar Infection Frequency Detected by PCR Among Patients with Gastrointestinal Complains in Zahedan City, Iran

Haghighi A., Salimi-Khorashad A., Kazemi B.


A Route of Genotyping of Entamoeba histolytica: t-RNA Gene Studies

Tanyuksel M., Ulukanligil M., Toprak M., Ali I.K.M., Araz E., Guclu Z., Yilmaz H., Singh U., Petri, Jr. W.A.


A URE1-Like Sequence Activates the Transcription of the Ehrabb Gene of Entamoeba histolytica

Romero-Díaz M., Calixto-Gálvez M., Gómez C., Orozco E., Rodríguez M.A.


The Study of Associations between Entamoeba histolytica Infection and Disease with Single Nucleotide Polymorphisms in Immune Response Genes

Peterson K., Haque R., Mondal D., Duggal P., Sher A., Ricklefs S., Porcella S., Petri W.


Investigation of the prevalence of amoebiasis and determination of Entamoeba spp. with polymerase chain reaction (PCR) and enzyme Immunoassay (EIA) in Izmir Province Turkey

Dagci H., Kurt O., Demirel M., Ostan I., Azizi N., Mandiracioglu A., Tanyuksel M., Ak M.


Detection and Identification of Entamoeba Species by Reverse Line Hybridization in Stool Samples from Hu, Vietnam

Verweij J.J., Brienen E.A.T., Blessmann J., Le Van A., Tannich E.


Effects of chlorpromazine and rokitamycin in mice experimentally developed amoebic meningoencephalitis by Naegleria fowleri

Kim J.-H., Yang A.-H., Choi K.-J., Song A., Sohn H.-J., Im K.-i., Shin H.-J.


Epidemiology of E. histolytica and E. dispar infections in a non-endemic area (Parma, Italy) during 2003-2006.

Calderaro A., Gorrini C., Peruzzi S., Piccolo G., Dettori G., Chezzi C.


Genotyping of E. histolytica strains detected in Parma (Italy): preliminary results.

Calderaro A., Gorrini C., Piccolo G., Peruzzi S., Dettori G., Chezzi C.


In vitro effect of extracts and essential oils of Iranian Allium sativum (Garlic) and Thymus vulgaris on trophozoite of Entamoeba histolytica

Behnia M., Haghighi A., Komeylizadeh H., Seyyed Tabaei S.J., Abadi A.


Analysis of the repeated region of chitinase gene in Entamoeba invadens isolates

Garcia G., Ramos F., Valadez A., Moran P., Gonzalez E., Limon A., Yañez J., Gaytan P., Ximenez C.


Epidemiology of Amebic Liver Abscess in Mexico: The Case of Sonora

Valenzuela O., Moran P., Cordova K., Corrales N., Cardoza A., Gomez N., Gomez A., Ximenez C.


Epidemiology and Genetic Diversity of Entamoeba histolytica in Spain

Gutierrez-Cisneros M.J., Flores M., Gárate T., A.Blanco, I.Fuentes


Amebic and Pyogenic Liver Abscess: Importance of Differential Diagnosis in Endemic Areas of Amebiasis

Moran P., Gomez A., Valadez A., Ramos F., Gonzalez E., Garcia G., Limon A., Valenzuela O., Ramiro M., Hidalgo H., Melendro E., Ximenez C.


Cloning and Expression of Entamoeba histolytica Calreticulin Gene. Gonzalez E., Villegas N., Bonilla R., Garcia G., Mendoza G., Ramos F., Moran P., Valadez A., Limon A., Melendro E., Ximenez C.


Antisense Inhibition of P-Glycoprotein (EhPgp) Enhances Programmed Cell Death in Entamoeba Histolytica

Medel O., Sanchez V., Villalba J.D.A., Gomez C., Perez D.G.


Differential Gene Expression During the Induction of Cell Death in Entamoeba histolytica

Virginia Sánchez V., Villalba-Magdaleno J.D, Medel-Flores M.O, Gómez-García C., and Pérez Ishiwara D.G