Results 31 to 40 of about 1,115 (171)

Mechanisms of Desiccation Tolerance: Themes and Variations in Brine Shrimp, Roundworms, and Tardigrades

open access: yesFrontiers in Physiology, 2020
Water is critical for the survival of most cells and organisms. Remarkably, a small number of multicellular animals are able to survive nearly complete drying.
Jonathan D. Hibshman   +3 more
doaj   +1 more source

DNA Protection Protein, a Novel Mechanism of Radiation Tolerance: Lessons from Tardigrades

open access: yesLife, 2017
Genomic DNA stores all genetic information and is indispensable for maintenance of normal cellular activity and propagation. Radiation causes severe DNA lesions, including double-strand breaks, and leads to genome instability and even lethality ...
Takuma Hashimoto, Takekazu Kunieda
doaj   +1 more source

Microinjection of dsRNA in Tardigrades [PDF]

open access: yesCold Spring Harbor Protocols, 2018
Classical genetic analysis in the tardigrade Hypsibius exemplaris is a challenge because these animals are parthenogens. The publication of the H. exemplaris genome has facilitated the study of targeted genes by RNA interference (RNAi), a robust mechanism to disrupt gene function. This protocol describes microinjection of double-stranded RNA (dsRNA) in
openaire   +2 more sources

Limno-terrestrial Tardigrada of the Nearctic Realm

open access: yesJournal of Limnology, 2007
We examined all available records of limno-terrestrial tardigrade distribution in the Nearctic realm (Greenland, Canada, Alaska, the continental United States of America, and northern Mexico), both to compare this fauna with other realms and to ...
Juliana G. HINTON, Harry A. MEYER
doaj   +1 more source

The Tardigrada Register: a comprehensive online data repository for tardigrade taxonomy

open access: yesJournal of Limnology, 2013
In this paper we present the Tardigrada Register (www.tardigrada.net/register): a free, comprehensive, and standardised online data repository for tardigrade taxonomy.
Łukasz Michalczyk, Łukasz Kaczmarek
doaj   +1 more source

Aquatic tardigrades in Poland – a review

open access: yesLimnological Review, 2021
Abstract The diversity, distribution and ecology of aquatic Tardigrada in Poland remain poorly known. We reviewed the literature focused on tardigrades in Poland and recognized only 15 aquatic taxa which were reported from various freshwater and marine habitats. Among them, 12 are freshwater and three are marine taxa. Hypsibius dujardini
Pushpalata Kayastha   +3 more
openaire   +2 more sources

Integrative taxonomy reveals four new species in the superdiverse genus Macrobiotus (Tardigrada: Eutardigrada: Macrobiotidae)

open access: yesEuropean Journal of Taxonomy
Four new species of the genus Macrobiotus are described from Asia and Africa: Macrobiotus witalinskii sp. nov., M. dalaticus sp. nov., M. surmaczi sp. nov., and M. hoianicus sp. nov.
Daniel Stec
doaj   +1 more source

Magnetic Micro‐ and Nanorobots for Precision Thrombolysis: Design Strategies and Translational Challenges

open access: yesAdvanced Robotics Research, EarlyView.
Micro‐ and nanorobots for targeted thrombolysis. This perspective elaborates on the clinical indication of blood clot disorders and current limitations for treatment. As a novel, alternative solution, micro‐ and nanorobots can be used to treat and break down thrombi.
Joshua M. Mesfin   +3 more
wiley   +1 more source

Tardigrades and their emergence as model organisms

open access: yes, 2022
Experimentally tractable organisms like C. elegans, Drosophila, zebrafish, and mouse are popular models for addressing diverse questions in biology. In 1997, two of the most valuable invertebrate model organisms to date – C. elegans and Drosophila – were found to be much more closely related to each other than expected. C.
openaire   +3 more sources

Two Routes to Land: Genomic Underpinnings of Parallel Aerial Egg Deposition in Aquatic Old‐World Pila and New‐World Pomacea (Ampullariidae)

open access: yesAdvanced Science, EarlyView.
Comparative genomics of Gondwana‐diverged Pila and Pomacea reveals parallel evolution of aerial oviposition. Convergent chromosomal rearrangements reshape regulatory landscapes within topologically associating domains. Lineage‐specific gene family expansions and viral‐derived perivitelline proteins (PV1) underpin desiccation resistance.
Yufei Zhou   +10 more
wiley   +1 more source

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