Search Results - "ANDERSSON, Jan O"

Gene Transfer and Diversification of Microbial Eukaryotes by ANDERSSON, Jan O

“…The importance of lateral gene transfer in genome evolution of microbial eukaryotes is slowly being appreciated. Acquisitions of genes have led to metabolic…”
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Draft genome sequencing of giardia intestinalis assemblage B isolate GS: is human giardiasis caused by two different species? by Franzén, Oscar, Jerlström-Hultqvist, Jon, Castro, Elsie, Sherwood, Ellen, Ankarklev, Johan, Reiner, David S, Palm, Daniel, Andersson, Jan O, Andersson, Björn, Svärd, Staffan G

“…Giardia intestinalis is a major cause of diarrheal disease worldwide and two major Giardia genotypes, assemblages A and B, infect humans. The genome of…”
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Genome analysis and comparative genomics of a Giardia intestinalis assemblage E isolate by Jerlström-Hultqvist, Jon, Franzén, Oscar, Ankarklev, Johan, Xu, Feifei, Nohýnková, Eva, Andersson, Jan O, Svärd, Staffan G, Andersson, Björn

“…Giardia intestinalis is a protozoan parasite that causes diarrhea in a wide range of mammalian species. To further understand the genetic diversity between the…”
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The genome of Spironucleus salmonicida highlights a fish pathogen adapted to fluctuating environments by Xu, Feifei, Jerlström-Hultqvist, Jon, Einarsson, Elin, Astvaldsson, Asgeir, Svärd, Staffan G, Andersson, Jan O

“…Spironucleus salmonicida causes systemic infections in salmonid fish. It belongs to the group diplomonads, binucleated heterotrophic flagellates adapted to…”
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Multilocus genotyping of human Giardia isolates suggests limited zoonotic transmission and association between assemblage B and flatulence in children by Lebbad, Marianne, Petersson, Ingvor, Karlsson, Lillemor, Botero-Kleiven, Silvia, Andersson, Jan O, Svenungsson, Bo, Svärd, Staffan G

“…Giardia intestinalis is one of the most common diarrhea-related parasites in humans, where infection ranges from asymptomatic to acute or chronic disease. G…”
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Metabolic Reconstruction Elucidates the Lifestyle of the Last Diplomonadida Common Ancestor by Jiménez-González, Alejandro, Andersson, Jan O

“…The identification of ancestral traits is essential to understanding the evolution of any group. In the case of parasitic groups, this helps us understand the…”
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On the reversibility of parasitism: adaptation to a free-living lifestyle via gene acquisitions in the diplomonad Trepomonas sp. PC1 by Xu, Feifei, Jerlström-Hultqvist, Jon, Kolisko, Martin, Simpson, Alastair G B, Roger, Andrew J, Svärd, Staffan G, Andersson, Jan O

“…It is generally thought that the evolutionary transition to parasitism is irreversible because it is associated with the loss of functions needed for a…”
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Common coinfections of Giardia intestinalis and Helicobacter pylori in non-symptomatic Ugandan children by Ankarklev, Johan, Hestvik, Elin, Lebbad, Marianne, Lindh, Johan, Kaddu-Mulindwa, Deogratias H, Andersson, Jan O, Tylleskär, Thorkild, Tumwine, James K, Svärd, Staffan G

“…The protozoan parasite Giardia intestinalis and the pathogenic bacterium Helicobacter pylori are well known for their high prevalences in human hosts…”
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Evolution of patchily distributed proteins shared between eukaryotes and prokaryotes: Dictyostelium as a case study by Andersson, Jan O

“…Protein families are often patchily distributed in the tree of life; they are present in distantly related organisms, but absent in more closely related…”
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A chromosome-scale reference genome for Spironucleus salmonicida by Xu, Feifei, Jiménez-González, Alejandro, Kurt, Zeynep, Ástvaldsson, Ásgeir, Andersson, Jan O., Svärd, Staffan G.

“…Spironucleus salmonicida is a diplomonad causing systemic infection in salmon. The first S. salmonicida genome assembly was published 2014 and has been a…”
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The genome sequence of Rickettsia prowazekii and the origin of mitochondria by Kurland, Charles G, Andersson, Siv G. E, Zomorodipour, Alireza, Andersson, Jan O, Sicheritz-Pontén, Thomas, Alsmark, U. Cecilia M, Podowski, Raf M, Näslund, A. Kristina, Eriksson, Ann-Sofie, Winkler, Herbert H

“…We describe here the complete genome sequence (1,111,523 base pairs) of the obligate intracellular parasite Rickettsia prowazekii, the causative agent of…”
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Evolution of four gene families with patchy phylogenetic distributions: influx of genes into protist genomes by Andersson, Jan O, Hirt, Robert P, Foster, Peter G, Roger, Andrew J

“…Lateral gene transfer (LGT) in eukaryotes from non-organellar sources is a controversial subject in need of further study. Here we present gene distribution…”
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A Cyanobacterial Gene in Nonphotosynthetic Protists—An Early Chloroplast Acquisition in Eukaryotes? by Andersson, Jan O., Roger, Andrew J.

“…Since the incorporation of mitochondria and chloroplasts (plastids) into the eukaryotic cell by endosymbiosis [1], genes have been transferred from the…”
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A genomic survey of the fish parasite Spironucleus salmonicida indicates genomic plasticity among diplomonads and significant lateral gene transfer in eukaryote genome evolution by Andersson, Jan O, Sjögren, Asa M, Horner, David S, Murphy, Colleen A, Dyal, Patricia L, Svärd, Staffan G, Logsdon, Jr, John M, Ragan, Mark A, Hirt, Robert P, Roger, Andrew J

“…Comparative genomic studies of the mitochondrion-lacking protist group Diplomonadida (diplomonads) has been lacking, although Giardia lamblia has been…”
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Large genomic differences between the morphologically indistinguishable diplomonads Spironucleus barkhanus and Spironucleus salmonicida by Roxström-Lindquist, Katarina, Jerlström-Hultqvist, Jon, Jørgensen, Anders, Troell, Karin, Svärd, Staffan G, Andersson, Jan O

“…Microbial eukaryotes show large variations in genome structure and content between lineages, indicating extensive flexibility over evolutionary timescales…”
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Double peaks reveal rare diplomonad sex by Andersson, Jan O

“…Diplomonads, single-celled eukaryotes, are unusual in having two nuclei. Each nucleus contains two copies of the genome and is transcriptionally active. It has…”
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Comparative Cell Biology and Evolution of Annexins in Diplomonads by Einarsson, Elin, Ástvaldsson, Ásgeir, Hultenby, Kjell, Andersson, Jan O, Svärd, Staffan G, Jerlström-Hultqvist, Jon

“…Annexins are multifunctional, calcium-binding proteins found in organisms across all kingdoms. Most studies of annexins from single-celled eukaryotes have…”
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Lateral Acquisitions Repeatedly Remodel the Oxygen Detoxification Pathway in Diplomonads and Relatives by Jiménez-González, Alejandro, Xu, Feifei, Andersson, Jan O

“…Oxygen and reactive oxygen species (ROS) are important stress factors for cells because they can oxidize many large molecules. Fornicata, a group of…”
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Evolution of glutamate dehydrogenase genes: evidence for lateral gene transfer within and between prokaryotes and eukaryotes by Andersson, Jan O, Roger, Andrew J

“…Lateral gene transfer can introduce genes with novel functions into genomes or replace genes with functionally similar orthologs or paralogs. Here we present a…”
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From mouse to moose: Multilocus genotyping of Giardia isolates from various animal species by Lebbad, Marianne, Mattsson, Jens G., Christensson, Bodil, Ljungström, Bitte, Backhans, Annette, Andersson, Jan O., Svärd, Staffan G.

“…Giardia intestinalis is a protozoan parasite that consists of seven genetically distinct assemblages (A to G). Assemblage A and B parasites have been detected…”
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