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1 l DNA and plasmids of the symbiotic bacteria Buchnera).
2  symbiont alongside the traditional obligate Buchnera.
3 mportant for E. coli translation are lost in Buchnera.
4 rocesses than do obligate symbionts, such as Buchnera.
5 t upon the essential amino acids produced by Buchnera.
6 gene that is constitutively overexpressed in Buchnera.
7  force driving base composition evolution in Buchnera.
8  possess intracellular bacteria of the genus Buchnera.
9 y cause of accelerated sequence evolution in Buchnera.
10 luding cut-down versions of the organelle in Buchnera, a dispensable ATPase and structural evidence f
11              Frequency of the heat-sensitive Buchnera allele is negatively correlated with presence o
12 me sequences of two different endosymbionts, Buchnera and a protist mitochondrion, with their close r
13 ss of transcription fidelity factors in both Buchnera and Carsonella.
14 th classical peptidoglycan such as Coxiella, Buchnera and members of the Rickettsia genus.
15 pecific, convergent, pattern of tRNA loss in Buchnera and other endosymbionts that have undergone gen
16              For six Blochmannia pairs, plus Buchnera and related enterobacteria, estimates of sequen
17                                              Buchnera aphidicola (Enterobacterales: Erwiniaceae), the
18 e an obligate association with the bacterium Buchnera aphidicola (the primary symbiont) that has been
19  gene function overlap with minimal genomes (Buchnera aphidicola and Mycoplasma genitalium).
20  is only one known case in aphids, involving Buchnera aphidicola and Serratia symbiotica in the Lachn
21 ing the eradication of the obligate symbiont Buchnera aphidicola by the antibiotic rifampicin in BCAs
22 ome evolution by sequencing seven strains of Buchnera aphidicola from pea aphid hosts.
23         The obligate endosymbiotic bacterium Buchnera aphidicola shows elevated rates of sequence evo
24 ed for horizontal transfer of plasmids among Buchnera aphidicola strains associated with ecologically
25 siphon pisum from its intracellular symbiont Buchnera aphidicola The transporter, A. pisum nonessenti
26 ) per nucleotide in mRNA of the endosymbiont Buchnera aphidicola to 5.2 x 10(-5) per nucleotide in rR
27 um) and its maternally transmitted symbiont, Buchnera aphidicola Using experimental crosses to identi
28  aphids, a clade of sap-feeding insects, and Buchnera aphidicola, a gammaproteobacterium that coloniz
29 between the obligate bacterial endosymbiont, Buchnera aphidicola, and four facultative bacterial endo
30 eir obligate nutrient-provisioning symbiont, Buchnera aphidicola, aphids may also carry one or more f
31 ion on the dynamics of synonymous changes in Buchnera aphidicola, the AT-rich bacterial endosymbiont
32 iptional response to environmental stress in Buchnera aphidicola, the obligate endosymbiont of aphids
33                                              Buchnera aphidicola, the obligate symbiont of aphids, ha
34 we investigate whether divergent lineages of Buchnera aphidicola, the reduced-genome bacterial endosy
35 ding plant pests and harbor the endosymbiont Buchnera aphidicola, which is essential for their fecund
36  such association is that between aphids and Buchnera aphidicola, which produces essential amino acid
37 c association with the gamma-proteobacterium Buchnera aphidicola.
38 f several insect endosymbionts that included Buchnera aphidicola.
39 Three genome sequences are now available for Buchnera aphidicola.
40 es, including that of the aphid endosymbiont Buchnera aphidicola.
41 altered and the obligate symbiont of aphids, Buchnera aphidocola, may be involved in transmission.
42  poorly and produce few or no offspring, and Buchnera are both unknown apart from aphids and apparent
43                                              Buchnera are maternally transmitted bacterial endosymbio
44 e nonessential amino acid pathways lost from Buchnera are up-regulated in bacteriocytes.
45 s that house a bacterial endosymbiont called Buchnera, are members of a species interaction network.
46 otheses for intraspecific polymorphism using Buchnera associated with natural populations of the ragw
47 ding the underlying mechanisms) in the aphid-Buchnera association and other insect symbioses with int
48                                              Buchnera cells are densely packed in specialized aphid b
49               For aphid endosymbionts (genus Buchnera), coding genes exhibit accelerated evolution an
50 monstrated accelerated sequence evolution in Buchnera compared to free-living bacteria, especially fo
51                                    The aphid-Buchnera endosymbiosis provides a powerful system to elu
52                                      Because Buchnera experiences population bottlenecks during trans
53                                              Buchnera from the aphids Schizaphis graminum and Diuraph
54                 The bacterial endosymbionts (Buchnera) from the aphids Rhopalosiphum padi, R. maidis,
55                                     Specific Buchnera functions are up-regulated within different bac
56 dual aphids and among aphid clones, and that Buchnera gene expression changes in response.
57                         Polypeptides for all Buchnera genes analyzed have accumulated amino acids wit
58 gest carrying PLRV may reduce both aphid and Buchnera genes in response to stress.
59 single base deletions in homopolymers in the Buchnera genome, implying a strong selective benefit.
60                                              Buchnera genomes have eliminated most regulatory sequenc
61                                  Analyses of Buchnera genomes in comparison with those of related ent
62 ce of reads that did not map to the aphid or Buchnera genomes.
63 se of this study, we reanalyzed variation at Buchnera groEL and found no evidence of positive selecti
64 ally distinct aphid lines harboring the same Buchnera haplotype.
65             This single base polymorphism in Buchnera has the potential to allow aphid populations to
66                                              Buchnera have been implicated in various non-nutritional
67                           Genomic studies of Buchnera have provided a new means for inferring metabol
68  105 proteins, some of which originated from Buchnera, including the chaperonin GroEL.
69 ne, for which lower dN and dN/dS compared to Buchnera indicate exceptionally strong negative selectio
70        In pea aphids, the bacterial symbiont Buchnera is confined to specialized aphid cells called b
71 the riboflavin and peptidoglycan pathways in Buchnera lead to dependence on Serratia.
72 re a variant HindIII restriction site in the Buchnera leucine plasmid (pAPEleu), and two clones were
73 thetic genes to plasmids has been ongoing in Buchnera lineages after the infection of aphid hosts.
74 d strikingly low sequence diversity at three Buchnera loci (dnaN, trpBC, trpEG), revealing polymorphi
75 ctation, as found in recent studies of other Buchnera loci.
76                                           In Buchnera of many aphids, genes for biosynthesis of leuci
77                      The related replicon in Buchnera of Pemphigidae, which lacks leuABCD, appears to
78 y resemble a plasmid previously described in Buchnera of the aphid Rhopalosiphum padi.
79 he basis for leu plasmid differences between Buchnera of Thelaxes suberi and Aphididae.
80               The prokaryotic endosymbionts (Buchnera) of aphids are known to provision their hosts w
81 igh Buchnera titer, we found that aphids and Buchnera oppositely regulate genes underlying amino acid
82 ntegrated amino acid metabolism of the aphid-Buchnera partnership.
83                   Phylogenetic congruence of Buchnera plasmid (trpEG and leuABC) and chromosomal (dna
84  amino acid metabolism given host demand for Buchnera-produced amino acids.
85  F2 genotypes, the isoelectric points of the Buchnera proteins did not match those in the maternal Bu
86 proteins did not match those in the maternal Buchnera proteome as expected, but instead they aligned
87  expected, but instead they aligned with the Buchnera proteome of the transmission-competent paternal
88  of fixation (1.4 x 10(-3) substitutions per Buchnera replication) is much higher than the previously
89 amination reactions, to bacteriocytes (where Buchnera reside) and is competitively inhibited by Buchn
90 ize, involving loss of most ancestral genes, Buchnera retains capabilities for biosynthesis of all es
91 Recent studies of intraspecific variation in Buchnera reveal patterns consistent with this hypothesis
92                                Additionally, Buchnera's A + T compositional bias has resulted in redu
93 of these up-regulated genes fill the gaps of Buchnera's essential amino acid pathways.
94                                     Although Buchnera's genome encodes most genes for essential amino
95 ol for the genome of the symbiotic bacterium Buchnera sp. APS that includes an improved genome annota
96 ost bacterial taxa, the small genome size of Buchnera sp. was shown to be highly conserved across gen
97 s of nonsynonymous substitution rates across Buchnera species are strikingly low at groEL compared to
98 wise, stationarity of base composition among Buchnera species indicated equal rates of AT-->GC and GC
99 ->AT) at synonymous sites within and between Buchnera species, to test for selective preference versu
100 ported previously for the aphid endosymbiont Buchnera, suggests that genome stability characterizes l
101 ra reside) and is competitively inhibited by Buchnera-supplied arginine-consistent with a role regula
102                 Recent results for the aphid-Buchnera symbiosis and related systems illustrate that,
103                                 In the aphid/Buchnera symbiosis, the transporter ApGLNT1 (Acyrthosiph
104 pothesis that translation is less optimal in Buchnera than in E. coli.
105 in the frequency of mutational categories in Buchnera than in parallel mammalian studies that documen
106 nlike ancient nutritional symbionts, such as Buchnera, that are obligate.
107 ation, two observations reported earlier for Buchnera, the apparent loss of a repair gene and the ove
108                      PLRV aphids had reduced Buchnera titer and lower abundance of several Buchnera t
109                This relationship is dynamic; Buchnera titer varies within individual aphids and among
110         By comparing hosts with low and high Buchnera titer, we found that aphids and Buchnera opposi
111 nction among seven aphid clones differing in Buchnera titer.
112                   Microarray analyses of the Buchnera transcriptome reveal only slight changes in exp
113 uchnera titer and lower abundance of several Buchnera transcripts related to stress responses and met
114                                              Buchnera tRNA genes are shorter than those of E. coli, a
115  heteroplasmic for a 0.76-kb deletion in the Buchnera tryptophan plasmid (pAPEtrp).
116 maternally inherited bacterial endosymbiont, Buchnera, were identified as differentially expressed be
117  mutation in an obligate bacterial symbiont (Buchnera), which has dramatic effects on the heat tolera
118 lied by the obligate bacterial endosymbiont (Buchnera), which lives inside specialized cells called b
119          All possess a primary endosymbiont, Buchnera, which compensates for dietary deficiencies; ma

 
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