Did doubly uniparental inheritance (DUI) of mtDNA originate as a cytoplasmic male sterility (CMS) system?

S Breton, DT Stewart, J Brémaud, JC Havird… - …, 2022 - Wiley Online Library
Animal and plant species exhibit an astonishing diversity of sexual systems, including
environmental and genetic determinants of sex, with the latter including genetic material in …

The effect of mitochondrial recombination on fertilization success in blue mussels

G Bramwell, AG Schultz, G Jennings, UN Nini… - Science of the Total …, 2024 - Elsevier
The presence of doubly uniparental inheritance (DUI) in bivalves represents a unique mode
of mitochondrial transmission, whereby paternal (male-transmitted M-type) and maternal …

Mitochondrion-to-nucleus communication mediated by RNA export: a survey of potential mechanisms and players across eukaryotes

G Muneretto, F Plazzi, M Passamonti - Biology Letters, 2024 - royalsocietypublishing.org
The nucleus interacts with the other organelles to perform essential functions of the
eukaryotic cell. Mitochondria have their own genome and communicate back to the nucleus …

Relaxed selection on male mitochondrial genes in DUI bivalves eases the need for mitonuclear coevolution

GP Maeda, M Iannello, HJ McConie… - Journal of …, 2021 - academic.oup.com
Mitonuclear coevolution is an important prerequisite for efficient energy production in
eukaryotes. However, many bivalve taxa experience doubly uniparental inheritance (DUI) …

High heteroplasmy is associated with low mitochondrial copy number and selection against non-synonymous mutations in the snail Cepaea nemoralis

A Davison, M Chowdhury, M Johansen… - BMC genomics, 2024 - Springer
Molluscan mitochondrial genomes are unusual because they show wide variation in size,
radical genome rearrangements and frequently show high variation (> 10%) within species …

The influence of environmental conditions on sex determination in the blue mussel Mytilus edulis

A Dalpé, A Lalonde-Larue, T Choquette… - ICES Journal of …, 2022 - academic.oup.com
The factors affecting sex determination remain largely unknown for most bivalve species.
Environmental factors, such as temperature, are known to influence sex determination in …

Investigating the role of mitochondrial membrane potential in paternal inheritance of mitochondria

A Pouliot-Drouin, T Niaison, S Breton… - Biological Journal of …, 2024 - academic.oup.com
The process of oxidative phosphorylation (OXPHOS) in mitochondria depends on an
electrochemical gradient known as the mitochondrial membrane potential (Δ ψ m) …

Negative Evidence for Sex-Linked Heteroplasmy in the Nemertean Worm Notospermus geniculatus (Delle Chiaje, 1822)

D Santovito, L Brustenga, L Lucentini, F Plazzi… - Sustainability, 2023 - mdpi.com
Doubly Uniparental Inheritance (DUI) is considered one of the major exceptions to the
common rules of eukaryotic cell biology and germline formation. DUI is known in bivalves …

New perspectives on the evolution of within-individual genome variation and germline/soma distinction

A Suh, AM Dion-Côté - Genome Biology and Evolution, 2021 - academic.oup.com
Genomes can vary significantly even within the same individual. The underlying
mechanisms are manifold, ranging from somatic mutation and recombination, development …

Expanding the search for sperm transmission elements in the mitochondrial genomes of bivalve mollusks

DT Stewart, BM Robicheau, N Youssef… - Genes, 2021 - mdpi.com
Doubly uniparental inheritance (DUI) of mitochondrial DNA (mtDNA) in bivalve mollusks is
one of the most notable departures from the paradigm of strict maternal inheritance of …