ライフサイエンスコーパス: hornwort

1 approaches to generate a chronogram for the hornworts.

2 land plants, such as mosses, liverworts and hornworts.

3 udy found even higher levels of editing in a hornwort (942 sites).

4 We present evidence for neochrome in hornworts (a bryophyte lineage) and demonstrate that fer

5 icular, the gene order between mtDNAs of the hornwort and Physcomitrella patens (moss) differs by onl

6 present, with occasional losses, in mosses, hornworts and all major lineages of vascular plants, but

7 genetic analyses have identified liverworts, hornworts and bryophytes as each being the first lineage

8 Liverworts, hornworts and Selaginella apparently possess a single ph

9 neris are homologous to editing sites in the hornwort, and some other land plants.

10 lineages of land plants (liverworts, mosses, hornworts, and vascular plants) remain vigorously contes

11 By analyzing the draft genome of the hornwort Anthoceros punctatus, we also discovered a prev

12 y to infect a nonvascular plant partner, the hornwort Anthoceros punctatus.

13 a functional symbiotic association with the hornwort Anthoceros punctatus.

14 the earliest plant groups to evolve stomata, hornworts are key to understanding the origin and functi

15 igin and maintenance of pervasive editing in hornworts are possible.

16 ices provided moderate to strong support for hornworts as the sister to vascular plants.

17 of editing ability in the common ancestor of hornworts, as represented by Leiosporoceros, or the loss

18 Stomata are expendable in hornworts, as they have been lost twice in derived taxa.

19 ferred relationship of Leiosporoceros to the hornworts, at least two explanations for the origin and

20 hylogenetically informative sites within the hornwort clade are edited positions.

21 rom avascular plants (mosses, liverwort, and hornwort), from streptophyte green algae, and from a mon

22 tial orthologs of the key toolbox genes in a hornwort, further supporting a single ancient genetic or

23 Phylogenetic analyses of hornwort genomic and cDNAs sequences reveal that 65 of t

24 resents a potential sister taxa to all other hornworts, has only eight sites.

25 hlight the important roles of liverworts and hornworts in two major events of plant evolution: the wa

26 letely sequenced mitochondrial genome of the hornwort, Megaceros aenigmaticus, a member of the sister

27 Hornwort mitochondrial genomes have some of the highest

28 However, the hornwort mtDNA possesses 4 derived features relative to

29 er support the HGT hypothesis, with fern and hornwort neochromes diverging 179 Mya, long after the sp

30 Fern neochromes are nested within hornwort neochromes in our large-scale phylogenetic reco

31 The selective advantages, and costs, of hornwort pyrenoids thus must relate to additional factor

32 A sequences from seven taxonomically diverse hornwort rbcL sequences combined with a survey of 13 add

33 ed sites varies greatly between lineages but hornworts represent an extreme in propensity for editing

34 Phylogenetic reconstruction of hornworts results in ambiguous resolution of Leiosporoce

35 omic and cDNA sequences from diverse taxa of hornworts reveal 125 edited sites in only 1107 nt.

36 Guard cells and epidermal cells of hornworts show striking similarities with the earliest p

37 d sequences for 36% of the approximately 200 hornwort species to infer the history of gains and losse

38 Hornwort stomata are large and scattered on sporangia th

39 immunocytochemistry that identify a role for hornwort stomata that is correlated with sporangial and

40 pores are consistent with the inactivity of hornwort stomata.

41 Ten of the 11 hornwort taxa have between 35 and 54 edited sties each;

42 similar to those of mosses, liverworts, and hornworts than to gene order for other vascular plants.

43 ntify an architecture and fate of stomata in hornworts that is ancient and common to plants without s

44 Mosses and hornworts, the most ancient extant lineages to possess s

45 Hornworts, the sister to vascular plants, have a carbon-

46 monstrate that ferns acquired neochrome from hornworts via horizontal gene transfer (HGT).

47 Thus, a neochrome originating in hornworts was transferred horizontally to ferns, where i

48 lar bryophyte groups (liverworts, mosses and hornworts), with moss sequences being most similar to th

49 number of subsequent losses of pyrenoids in hornworts, with the oldest pyrenoid gained ca. 100 Mya,