Page 2 - IDA - Newsletter n°26

Institut d'Alembert

PUBLICA TIONS LBPA - « Photochemical analysis of structural transitions in DNA liquid crystals PUBLICATIONS
LBPA reveals differences in spatial structure of DNA molecules organized in liquid
- Larue, V., Catala, M., Belfetmi, A., crystalline form. »
Zargarian, L., Mauffret, O., & Tisné, C.
(2018). 1 H, 13 C and 15 N backbone Brach, K., Hatakeyama, A., Nogues, C., Olesiak-Banska, J., Buckle, M., & Matczyszyn, K.
and partial side-chain resonance
assignments of the C-terminal domain (2018).
of HIV-1 Pr55 Gag encompassed in Scientific reports, 8(1), 4528
NCp15. Biomolecular NMR assignments
- Chen, W. F., Rety, S., Guo, H. L., Dai, The anisotropic shape of DNA molecules allows them to form lyotropic liquid crystals (LCs) at high
Y. X., Wu, W. Q., Liu, N. N., ... & Xi, X. G. concentrations. This liquid crystalline arrangement is also found in vivo (e.g., in bacteriophage capsids,
(2018). Molecular Mechanistic Insights bacteria or human sperm nuclei). However, the role of DNA liquid crystalline organization in living organisms
into Drosophila DHX36-Mediated still remains an open question. Here we show that in vitro, the DNA spatial structure is significantly changed
G-Quadruplex Unfolding: A Structure-
Based Model. Structure, 26(3). in mesophases compared to non-organized DNA molecules. DNA LCs were prepared from pBluescript SK
- Lu, K. Y., Chen, W. F., Rety, S., Liu, N. (pBSK) plasmid DNA and investigated by photochemical analysis of structural transitions (PhAST). We
N., Wu, W. Q., Dai, Y. X., ... & Xi, X. G. reveal significant differences in the probability of UV-induced pyrimidine dimer photoproduct formation at
(2017). Insights into the structural and multiple loci on the DNA indicative of changes in major groove architecture.
mechanistic basis of multifunctional S.
cerevisiae Pif1p helicase. Nucleic acids
research.
- Budyn, E., Gaci, N., Sanders, S.,
Bensidhoum, M., Schmidt, E., Cinquin,
B., ... & Petite, H. (2018). Human Stem Polarized light microscopy
Cell Derived Osteocytes in Bone-on- observation of Liquid Crystal
Chip. MRS Advances. DNA. DNA LC texture (A) at
SATIE the perimeter of a dried drop
- Bensalem, S., Lopes, F., Bodénès, for DNA in water; (B) at the
P., Pareau, D., Français, O., & Le
Pioufle, B. (2018). Understanding the perimeter of a dried drop for
mechanisms of lipid extraction from DNA in 10 mM Tris at pH 7.2
microalga Chlamydomonas reinhardtii and (C) at the perimeter of
after electrical field solicitations and a dried drop for DNA in 10
mechanical stress within a microfluidic mM Tris at pH 7.2 and 1 mM
device. Bioresource technology. MgCl .
- Bensalem, S., Lopes, F., Bodénès, 2
P., Pareau, D., Français, O., & Le
Pioufle, B. (2018). Structural changes
of Chlamydomonas reinhardtii cells
during lipid enrichment and after solvent PPSM - « Fluorescence Spectroscopy of AdamBODIPY Single Crystals. »
exposure. Data in Brief, 17.
PPSM
- Arif, T., Cazorla, C., Bogliotti, N., Liao, Y. Y., Melissen, S. T., Audibert, J. F., Vu, T. T., Clavier, G., Méallet-Renault, R., ... & Pan-
Saleh, N., Blanchard, F., Gandon, V., su, R.
... & Marinetti, A. (2018). Bimetallic ChemPhotoChem, 2(2), 72-80.
gold (i) complexes of photoswitchable
phosphines: synthesis and uses in The interest for the fluorescence of organic solid state is increasing with the development of nano-sensors,
cooperative catalysis. Catalysis Science
& Technology. of aggregation induced fluorescence and of piezochrom crystals. We have analyzed the luminescence
- Dalier, F., Dubacheva, G. V., Coniel, properties of flat single crystal of a BODIPY derivative with micrometric dimensions. The Frenkel exciton
M., Zanchi, D., Galtayries, A., Piel, M., model applied to this crystal predicts one band. From the time resolved fluorescence spectra, we can
... & Tribet, C. (2018). Mixed copolymer distinguish three emissions including two traps. These attributions are confirmed by the study of the
adlayers allowing reversible thermal polarization of these emissions. Thus the two red-shifted bands are related to well defined defects with
control of single cell aspect ratio. ACS specific orientations in the crystal. Fluorescence lifetime imaging shows that the density of these defects
applied materials & interfaces. is not uniform and that under our growth conditions, they are more concentrated in the initial steps of the
- Chen, N., & Xie, J. (2018). Synthesis
of O-Amino Sugars and Nucleosides. growth.
Molecules, 23..
- Zhou, J. X., Luo, X. S., Liu, X., Qiao,
Y., Wang, P., Mecerreyes, D., ... &
Huang, M. H. (2018). Azo-linked porous
organic polymers: robust and time-
efficient synthesis via NaBH 4-mediated
reductive homocoupling on polynitro
monomers and adsorption capacity
towards aniline in water. Journal of
Materials Chemistry A, 6.
- Midelet, J., El-Sagheer, A. H., Brown,
T., Kanaras, A. G., Débarre, A., &
Werts, M. H. (2018). Spectroscopic
and Hydrodynamic Characterisation
of DNA-Linked Gold Nanoparticle
Dimers in Solution using Two-Photon
Photoluminescence. ChemPhysChem
LPQM
- Di Mario, L., Otomalo, T. O., Catone,
D., O’Keeffe, P., Tian, L., Turchini, S.,
... & Martelli, F. (2018). Time-dependent
optical response of three-dimensional
Au nanoparticle arrays formed on silica
nanowires. Physical Review B, 97.

Newsletter IDA N°27 / MAY 2018 - page 2 -