Giovanna Morelli

Publication List Details

Period

1974 - 2008

Number

44

Co-Authors

Multi locus sequence typing of Chlamydiales: clonal groupings within the obligate intracellular bacteria Chlamydia trachomatis (2008)

Pannekoek, Yvonne, Morelli, Giovanna, Kusecek, Barica, Morré, Servaas A, Ossewaarde, Jacobus M, Langerak, Ankie A, ...

Abstract Background The obligate intracellular growing bacterium Chlamydia trachomatis causes diseases like trachoma, urogenital infection and lymphogranuloma venereum with severe morbidity. Several...

Who Ate Whom? Adaptive Helicobacter Genomic Changes That Accompanied a Host Jump from Early Humans to Large Felines (2006)

Mark Eppinger, Claudia Baar, Bodo Linz, Günter Raddatz, Christa Lanz, Heike Keller, ...

Helicobacter pylori infection of humans is so old that its population genetic structure reflects that of ancient human migrations. A closely related species, Helicobacter acinonychis, is specific for...

Who ate whom? Adaptive Helicobacter genomic changes that accompanied a host jump from early humans to large felines (2006)

Mark Eppinger, Claudia Baar, Bodo Linz, Günter Raddatz, Christa Lanz, Heike Keller, ...

Helicobacter pylori infection of humans is so old that the population genetic structure of H. pylori reflects ancient human migrations. A closely related species, Helicobacter acinonychis, is...

The influence of diabetes mellitus on the spectrum of uropathogens and the antimicrobial resistance in elderly adult patients with urinary tract infection (2006)

Bonadio, Mario, Costarelli, Silvia, Morelli, Giovanna, Tartaglia, Tiziana

Abstract Background The role of Diabetes mellitus (DM) in the etiology and in the antimicrobial resistance of uropathogens in patients with urinary tract infection has not been well clarified. For...

Who Ate Whom? Adaptive Helicobacter Genomic Changes That Accompanied a Host Jump from Early Humans to Large Felines (2006)

Eppinger, Mark, Baar, Claudia, Linz, Bodo, Raddatz, Günter, Lanz, Christa, Keller, Heike, ...

Helicobacter pylori infection of humans is so old that its population genetic structure reflects that of ancient human migrations. A closely related species, Helicobacter acinonychis, is specific for...

Microevolution and history of the plague bacillus, Yersinia pestis (2004)

Achtman,Mark, Morelli,Giovanna, Zhu,Peixuan X., Wirth,Thierry, Diehl,Ines, Kusecek,Barica, ...

The association of historical plague pandemics with Yersinia pestis remains controversial, partly because the evolutionary history of this largely monomorphic bacterium was unknown. The...

Distinguishing human ethnic groups by means of sequences from Heliclobacter pylori: Lessons from Ladakh (2004)

Wirth,Thierry, Wang,Xiaoyan, Linz,Bodo, Novick,Richard P., Lum,J. Koji, Blaser,Martin, ...

The history of mankind remains one of the most challenging fields of study. However, the emergence of anatomically modern humans has been so recent that only a few genetically informative...

Genetics of capsule O-acetylation in serogroup C, W-135 and Y meningococci (2004)

Claus,Heike, Borrow,Ray, Achtman,Mark, Morelli,Giovanna, Kantelberg,Carmen, Longworth,Emma, ...

Capsular polysaccharides of serogroup C, W-135 and Y meningococci were previously reported to be O-acetylated at the sialic acid residues. There is evidence that O-acetylation affects the...

Clonal groupings in serogroup X Neisseria meningitis (2002)

Gagneux,Sébastien, Wirth,Thierry, Hodgson,Abraham, Ehrhard,Ingrid, Morelli,Giovanna, Kriz,Paula, ...

The genetic diversity of 134 serogroup X Neisseria meningitis isolates from Africa, Europe, and North America was analyzed by multilocus sequence typing and pulsed-field gel electrophoresis. Although...

Prospective study of a serogroup X Neisseria meningitidis outbreak in northern Ghana (2002)

Gagneux,Sebastien P., Hodgson,Abraham, Smith,Tom A., Wirth,Thierry, Ehrhard,Ingrid, Morelli,Giovanna, ...

After an epidemic of serogroup A meningococcal meningitis in northern Ghana, a gradual disappearance of the epidemic strain was observed in a series of five 6-month carriage surveys of 37 randomly...

Microevolution and History of the Plague Bacillus, Yersinia pestis (1998)

Achtman, Mark, Morelli, Giovanna, Zhu, Peixuan, Wirth, Thierry, Diehl, Ines

The association of historical plague pandemics with Yersinia pestis remains controversial, partly because the evolutionary history of this largely monomorphic bacterium was unknown. The...

Zu Bau und Funktion der Antennendrüsen von Gammarus pulex (L). (1974)

Morelli, Giovanna.

Berlin, Freie Univ., Fachbereich 23 - Biologie, Diss., 1974.

Multilocus sequence typing: A portable approach to the identification of clones within populations of pathogenic microorganisms

Maiden, Martin C. J., Bygraves, Jane A., Feil, Edward, Morelli, Giovanna, Russell, Joanne E., Urwin, Rachel, ...

Traditional and molecular typing schemes for the characterization of pathogenic microorganisms are poorly portable because they index variation that is difficult to compare among laboratories. To...

Free recombination within Helicobacter pylori

Suerbaum, Sebastian, Smith, John Maynard, Bapumia, Khairun, Morelli, Giovanna, Smith, Noel H., Kunstmann, Erdmute, ...

Sequences of three gene fragments (flaA, flaB, and vacA) from Helicobacter pylori strains isolated from patients in Germany, Canada, and South Africa were analyzed for diversity and for linkage...

Yersinia pestis, the cause of plague, is a recently emerged clone of Yersinia pseudotuberculosis

Achtman, Mark, Zurth, Kerstin, Morelli, Giovanna, Torrea, Gabriela, Guiyoule, Annie, Carniel, Elisabeth

Plague, one of the most devastating diseases of human history, is caused by Yersinia pestis. In this study, we analyzed the population genetic structure of Y. pestis and the two other pathogenic...

Fit genotypes and escape variants of subgroup III Neisseria meningitidis during three pandemics of epidemic meningitis

Zhu, Peixuan, Van Der Ende, Arie, Falush, Daniel, Brieske, Norbert, Morelli, Giovanna, Linz, Bodo, ...

The genetic variability at six polymorphic loci was examined within a global collection of 502 isolates of subgroup III, serogroup A Neisseria meningitidis. Nine “genoclouds” were identified,...

Necessity of Molecular Techniques To Distinguish between Neisseria meningitidis Strains Isolated from Patients with Meningococcal Disease and from Their Healthy Contacts

Vogel, Ulrich, Morelli, Giovanna, Zurth, Kerstin, Claus, Heike, Kriener, Eugen, Achtman, Mark, ...

Serogroup C strains of Neisseria meningitidis were isolated from a Germany patient with severe meningococcal disease after a trip to the Czech Republic. These strains (case isolates) were...

Sequence Diversity, Predicted Two-Dimensional Protein Structure, and Epitope Mapping of Neisserial Opa Proteins

Malorny, Burkhard, Morelli, Giovanna, Kusecek, Barica, Kolberg, Jan, Achtman, Mark

The sequence diversity of 45 Opa outer membrane proteins from Neisseria meningitidis, Neisseria gonorrhoeae, Neisseria sicca, and Neisseria flava indicates that horizontal genetic exchange of opa...

traG protein of the F sex factor of Escherichia coli K-12 and its role in conjugation

Manning, Paul A., Morelli, Giovanna, Achtman, Mark

The traG protein of the F sex factor is an inner membrane protein with a molecular weight of 116,000. Mutants in traG (or in traN) are able to trigger conjugal DNA replication even though they cannot...

Distinguishing human ethnic groups by means of sequences from Helicobacter pylori: Lessons from Ladakh

Wirth, Thierry, Wang, Xiaoyan, Linz, Bodo, Novick, Richard P., Lum, J. Koji, Blaser, Martin, ...

The history of mankind remains one of the most challenging fields of study. However, the emergence of anatomically modern humans has been so recent that only a few genetically informative...

Microevolution and history of the plague bacillus, Yersinia pestis

Achtman, Mark, Morelli, Giovanna, Zhu, Peixuan, Wirth, Thierry, Diehl, Ines, Kusecek, Barica, ...

The association of historical plague pandemics with Yersinia pestis remains controversial, partly because the evolutionary history of this largely monomorphic bacterium was unknown. The...

Who Ate Whom? Adaptive Helicobacter Genomic Changes That Accompanied a Host Jump from Early Humans to Large Felines

Eppinger, Mark, Baar, Claudia, Linz, Bodo, Raddatz, Günter, Lanz, Christa, Keller, Heike, ...

Helicobacter pylori infection of humans is so old that its population genetic structure reflects that of ancient human migrations. A closely related species, Helicobacter acinonychis, is specific for...

Multilocus sequence typing: A portable approach to the identification of clones within populations of pathogenic microorganisms

Maiden, Martin C. J., Bygraves, Jane A., Feil, Edward, Morelli, Giovanna, Russell, Joanne E., Urwin, Rachel, ...

Traditional and molecular typing schemes for the characterization of pathogenic microorganisms are poorly portable because they index variation that is difficult to compare among laboratories. To...

Free recombination within Helicobacter pylori

Suerbaum, Sebastian, Smith, John Maynard, Bapumia, Khairun, Morelli, Giovanna, Smith, Noel H., Kunstmann, Erdmute, ...

Sequences of three gene fragments (flaA, flaB, and vacA) from Helicobacter pylori strains isolated from patients in Germany, Canada, and South Africa were analyzed for diversity and for linkage...

Yersinia pestis, the cause of plague, is a recently emerged clone of Yersinia pseudotuberculosis

Achtman, Mark, Zurth, Kerstin, Morelli, Giovanna, Torrea, Gabriela, Guiyoule, Annie, Carniel, Elisabeth

Plague, one of the most devastating diseases of human history, is caused by Yersinia pestis. In this study, we analyzed the population genetic structure of Y. pestis and the two other pathogenic...

Fit genotypes and escape variants of subgroup III Neisseria meningitidis during three pandemics of epidemic meningitis

Zhu, Peixuan, Van Der Ende, Arie, Falush, Daniel, Brieske, Norbert, Morelli, Giovanna, Linz, Bodo, ...

The genetic variability at six polymorphic loci was examined within a global collection of 502 isolates of subgroup III, serogroup A Neisseria meningitidis. Nine “genoclouds” were identified,...

Necessity of Molecular Techniques To Distinguish between Neisseria meningitidis Strains Isolated from Patients with Meningococcal Disease and from Their Healthy Contacts

Vogel, Ulrich, Morelli, Giovanna, Zurth, Kerstin, Claus, Heike, Kriener, Eugen, Achtman, Mark, ...

Serogroup C strains of Neisseria meningitidis were isolated from a Germany patient with severe meningococcal disease after a trip to the Czech Republic. These strains (case isolates) were...

Sequence Diversity, Predicted Two-Dimensional Protein Structure, and Epitope Mapping of Neisserial Opa Proteins

Malorny, Burkhard, Morelli, Giovanna, Kusecek, Barica, Kolberg, Jan, Achtman, Mark

The sequence diversity of 45 Opa outer membrane proteins from Neisseria meningitidis, Neisseria gonorrhoeae, Neisseria sicca, and Neisseria flava indicates that horizontal genetic exchange of opa...

traG protein of the F sex factor of Escherichia coli K-12 and its role in conjugation

Manning, Paul A., Morelli, Giovanna, Achtman, Mark

The traG protein of the F sex factor is an inner membrane protein with a molecular weight of 116,000. Mutants in traG (or in traN) are able to trigger conjugal DNA replication even though they cannot...

Distinguishing human ethnic groups by means of sequences from Helicobacter pylori: Lessons from Ladakh

Wirth, Thierry, Wang, Xiaoyan, Linz, Bodo, Novick, Richard P., Lum, J. Koji, Blaser, Martin, ...

The history of mankind remains one of the most challenging fields of study. However, the emergence of anatomically modern humans has been so recent that only a few genetically informative...

Microevolution and history of the plague bacillus, Yersinia pestis

Achtman, Mark, Morelli, Giovanna, Zhu, Peixuan, Wirth, Thierry, Diehl, Ines, Kusecek, Barica, ...

The association of historical plague pandemics with Yersinia pestis remains controversial, partly because the evolutionary history of this largely monomorphic bacterium was unknown. The...

Who Ate Whom? Adaptive Helicobacter Genomic Changes That Accompanied a Host Jump from Early Humans to Large Felines

Eppinger, Mark, Baar, Claudia, Linz, Bodo, Raddatz, Günter, Lanz, Christa, Keller, Heike, ...

Helicobacter pylori infection of humans is so old that its population genetic structure reflects that of ancient human migrations. A closely related species, Helicobacter acinonychis, is specific for...

The rise and spread of a new pathogen: Seroresistant Moraxella catarrhalis

Wirth, Thierry, Morelli, Giovanna, Kusecek, Barica, Van Belkum, Alex, Van Der Schee, Cindy, Meyer, Axel, ...

The nosocomial human pathogen Moraxella catarrhalis is one the most important agents of human respiratory tract infections. This species is composed of two distinct lineages, one of only moderate...