Richard Christen
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Explore the profile of Richard Christen including associated specialties, affiliations and a list of published articles.
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96
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4071
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Recent Articles
1.
Christen R
Dev Growth Differ
. 2023 Jun;
27(5):529-538.
PMID: 37281372
Intact acrosomal vesicles and their surrounding membranes were isolated from starfish sperm. The identification of the acrosomal vesicle and confirmation of its purification away from other sperm organelles was made...
2.
Porro B, Mallien C, Hume B, Pey A, Aubin E, Christen R, et al.
Heredity (Edinb)
. 2019 Sep;
124(2):351-366.
PMID: 31527783
How can we explain morphological variations in a holobiont? The genetic determinism of phenotypes is not always obvious and could be circumstantial in complex organisms. In symbiotic cnidarians, it is...
3.
Jacob F, Melachio T, Njitchouang G, Gimonneau G, Njiokou F, Abate L, et al.
Front Microbiol
. 2017 Aug;
8:1464.
PMID: 28824591
sp. the tsetse fly that transmits trypanosomes causing the Human or the Animal African Trypanosomiasis (HAT or AAT) can harbor symbiotic bacteria that are known to play a crucial role...
4.
Theodorakopoulos N, Fevrier L, Barakat M, Ortet P, Christen R, Piette L, et al.
FEMS Microbiol Ecol
. 2017 Jun;
93(8).
PMID: 28645185
After the Chernobyl nuclear power plant accident in 1986, contaminated soils, vegetation from the Red Forest and other radioactive debris were buried within trenches. In this area, trench T22 has...
5.
Pey A, Zamoum T, Christen R, Merle P, Furla P
Biochimie
. 2016 Nov;
132:94-101.
PMID: 27833038
Cnidarians living in symbiosis with photosynthetic dinoflagellates (commonly named zooxanthellae) are exposed to high concentrations of reactive oxygen species (ROS) upon illumination. To quench ROS production, both the cnidarian host...
6.
Forster D, Dunthorn M, Mahe F, Dolan J, Audic S, Bass D, et al.
FEMS Microbiol Ecol
. 2016 Jun;
92(8).
PMID: 27267932
Marine protist diversity inventories have largely focused on planktonic environments, while benthic protists have received relatively little attention. We therefore hypothesize that current diversity surveys have only skimmed the surface...
7.
Tchioffo M, Boissiere A, Abate L, Nsango S, Bayibeki A, Awono-Ambene P, et al.
Front Microbiol
. 2016 Jan;
6:1500.
PMID: 26779155
The Anopheles midgut hosts diverse bacterial communities and represents a complex ecosystem. Several evidences indicate that mosquito midgut microbiota interferes with malaria parasite transmission. However, the bacterial composition of salivary...
8.
Busca R, Christen R, Lovern M, Clifford A, Yue J, Goss G, et al.
BMC Evol Biol
. 2015 Sep;
15:179.
PMID: 26336084
Background: The Ras/Raf/MEK/ERK signaling pathway is involved in essential cell processes and it is abnormally activated in ~30 % of cancers and cognitive disorders. Two ERK isoforms have been described,...
9.
Massana R, Gobet A, Audic S, Bass D, Bittner L, Boutte C, et al.
Environ Microbiol
. 2015 Jun;
17(10):4035-49.
PMID: 26119494
Although protists are critical components of marine ecosystems, they are still poorly characterized. Here we analysed the taxonomic diversity of planktonic and benthic protist communities collected in six distant European...
10.
Decelle J, Romac S, Stern R, Bendif E, Zingone A, Audic S, et al.
Mol Ecol Resour
. 2015 Mar;
15(6):1435-45.
PMID: 25740460
Photosynthetic eukaryotes have a critical role as the main producers in most ecosystems of the biosphere. The ongoing environmental metabarcoding revolution opens the perspective for holistic ecosystems biological studies of...