Examples of extreme survival: tardigrade genomics and molecular anhydrobiology

K Arakawa - Annual review of animal biosciences, 2022 - annualreviews.org
Tardigrades are ubiquitous meiofauna that are especially renowned for their exceptional
extremotolerance to various adverse environments, including pressure, temperature, and …

The emergence of the tardigrade Hypsibius exemplaris as a model system

B Goldstein - Cold Spring Harbor Protocols, 2018 - cshprotocols.cshlp.org
The success of scientists in revealing biological mechanisms has depended in large part on
choosing tractable model systems. In 1997, molecular phylogenetics revealed that two of …

Multiomics study of a heterotardigrade, Echinisicus testudo, suggests the possibility of convergent evolution of abundant heat-soluble proteins in Tardigrada

Y Murai, M Yagi-Utsumi, M Fujiwara, S Tanaka… - BMC genomics, 2021 - Springer
Background Many limno-terrestrial tardigrades can enter an ametabolic state, known as
anhydrobiosis, upon desiccation, in which the animals can withstand extreme environments …

A new redescription of Richtersius coronifer, supported by transcriptome, provides resources for describing concealed species diversity within the monotypic genus …

D Stec, Ł Krzywański, K Arakawa, Ł Michalczyk - Zoological Letters, 2020 - Springer
Richtersius coronifer, the nominal species for the family Richtersiidae and a popular
laboratory model, exemplifies a common problem in modern tardigrade taxonomy. Despite …

The draft genome of the microscopic Nemertoderma westbladi sheds light on the evolution of Acoelomorpha genomes

S Abalde, C Tellgren-Roth, J Heintz… - Frontiers in …, 2023 - frontiersin.org
Background: Xenacoelomorpha is a marine clade of microscopic worms that is an important
model system for understanding the evolution of key bilaterian novelties, such as the …

Horizontal gene transfer in Metazoa: examples and methods

Y Yoshida, RW Nowell, K Arakawa… - Horizontal Gene Transfer …, 2019 - Springer
Horizontal gene transfer (HGT) is now widely accepted as an indispensable mechanism in
the evolution of microbes, but its contribution in metazoans still raises controversies. This is …

Ultralow-input genome library preparation for nanopore sequencing with droplet MDA

K Arakawa - Nanopore Sequencing: Methods and Protocols, 2023 - Springer
Genome sequencing of small species, such as those of meinofauna, can be challenging due
to the extremely low input of genomic DNA. While nanopore sequencing is a promising …

Multiomics study of a heterotardigrade, Echinisicus testudo, suggests convergent evolution of anhydrobiosis-related proteins in Tardigrada

Y Murai, M Yagi-Utsumi, M Fujiwara, M Tomita, K Kato… - bioRxiv, 2020 - biorxiv.org
Many limno-terrestrial tardigrades can enter an ametabolic state upon desiccation, in which
the animals can withstand extreme environments. To date, studies of the molecular …