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Themed collection In celebration of Seiji Shinkai's 70th Birthday

32 items
Feature Article

Hierarchical supramolecules and organization using boronic acid building blocks

Current progress on hierarchical supramolecules using boronic acids has been highlighted in this feature article. The feasibility of the structure-directing ability is fully discussed from the standpoint of the generation of new smart materials.

Graphical abstract: Hierarchical supramolecules and organization using boronic acid building blocks
Open Access Review Article

Anion receptor chemistry: highlights from 2011 and 2012

This review covers advances in anion complexation in the years 2011 and 2012.

Graphical abstract: Anion receptor chemistry: highlights from 2011 and 2012
Open Access Review Article

Selective sensing of saccharides using simple boronic acids and their aggregates

Saccharide-selective supramolecular sensors based on boronic acids, with a focus on using self-assembly of multiple boronic acids to target multivalent saccharide analytes.

Graphical abstract: Selective sensing of saccharides using simple boronic acids and their aggregates
Open Access Communication

Selective fluorogenic imaging of hepatocellular H2S by a galactosyl azidonaphthalimide probe

A galatosyl azidonaphthalimide probe is developed for the selective, fluorogenic imaging of hepatocellular H2S.

Graphical abstract: Selective fluorogenic imaging of hepatocellular H2S by a galactosyl azidonaphthalimide probe
Communication

A modular zinc finger adaptor accelerates the covalent linkage of proteins at specific locations on DNA nanoscaffolds

A modular adaptor assists efficient occupation of specific addresses on DNA nanostructures by proteins of interest through a covalent linkage.

Graphical abstract: A modular zinc finger adaptor accelerates the covalent linkage of proteins at specific locations on DNA nanoscaffolds
Communication

Thermo-responsive white-light emission based on tetraphenylethylene- and rhodamine B-containing boronate nanoparticles

White-light emissive boronate nanoparticles have been prepared, which exhibit reversible and thermo-responsive emission in the investigated temperature range (5–65 °C) with a temperature sensitivity of 1.1% K−1 in water.

Graphical abstract: Thermo-responsive white-light emission based on tetraphenylethylene- and rhodamine B-containing boronate nanoparticles
Communication

Live cell off-target identification of lapatinib using ligand-directed tosyl chemistry

We demonstrate that ligand-directed tosyl (LDT) chemistry is applicable to off-target identification in live cells.

Graphical abstract: Live cell off-target identification of lapatinib using ligand-directed tosyl chemistry
Communication

Blending conjugated polymers without phase separation for fluorescent colour tuning of polymeric materials through FRET

Conjugated polymers encapsulated by the identical cyclic sidechains afford an effective host–guest ensemble for designing fluorescent polymeric materials.

Graphical abstract: Blending conjugated polymers without phase separation for fluorescent colour tuning of polymeric materials through FRET
Open Access Communication

Ditopic boronic acid and imine-based naphthalimide fluorescence sensor for copper(II)

Copper ions are essential for many biological processes.

Graphical abstract: Ditopic boronic acid and imine-based naphthalimide fluorescence sensor for copper(ii)
Communication

19F NMR indicator displacement assay using a synthetic receptor with appended paramagnetic relaxation agent

A 19F NMR indicator displacement assay detects phosphorylated analytes with amplified signal intensity.

Graphical abstract: 19F NMR indicator displacement assay using a synthetic receptor with appended paramagnetic relaxation agent
Communication

Guest-induced supramolecular chirality in a ditopic azoprobe–cyclodextrin complex in water

The novel supramolecular sensors induced by the clockwise twisted structures due to multi-point recognition in water.

Graphical abstract: Guest-induced supramolecular chirality in a ditopic azoprobe–cyclodextrin complex in water
Communication

Pseudorotaxane orientational stereoisomerism driven by π-electron density

Pseudo[2]rotaxane orientational isomers can be stereocontrolled by exploiting the electron-withdrawing or electron-donating effects of para-substituted dibenzylammonium axles threaded through a calix-wheel.

Graphical abstract: Pseudorotaxane orientational stereoisomerism driven by π-electron density
Open Access Communication

Real-time fluorescence visualization of slow tautomerization of single free-base phthalocyanines under ambient conditions

Defocused wide-field fluorescence microscopy visualized slow tautomerization of the emission transition dipole moment of single H2Pc at an air/glass interface.

Graphical abstract: Real-time fluorescence visualization of slow tautomerization of single free-base phthalocyanines under ambient conditions
Communication

The self-assembly and secondary structure of peptide amphiphiles determine the membrane permeation activity

New GALA-related peptide amphiphiles were designed and the influence of their self-assembling propensity and the secondary structure on the membrane permeability was studied.

Graphical abstract: The self-assembly and secondary structure of peptide amphiphiles determine the membrane permeation activity
Communication

Nitrate anion templated synthesis of a [2]catenane for nitrate recognition in organic–aqueous solvent media

The first example of a catenane synthesised using a nitrate anion template is demonstrated. The resulting interlocked host is capable of selectively recognising nitrate over a range of more basic oxoanions in a competitive organic–aqueous solvent mixture.

Graphical abstract: Nitrate anion templated synthesis of a [2]catenane for nitrate recognition in organic–aqueous solvent media
Communication

Hoechst tagging: a modular strategy to design synthetic fluorescent probes for live-cell nucleus imaging

Attachment of the Hoechst tag to fluorescent molecules allows the creation of (turn-on) fluorescent nucleus-imaging probes.

Graphical abstract: Hoechst tagging: a modular strategy to design synthetic fluorescent probes for live-cell nucleus imaging
Communication

INHIBIT logic operations based on light-driven β-cyclodextrin pseudo[1]rotaxane with room temperature phosphorescence addresses

INHIBIT logic gates based on light-driven β-cyclodextrin pseudo[1]rotaxane were fabricated conveniently utilizing reversible ICD and RTP as output addresses respectively.

Graphical abstract: INHIBIT logic operations based on light-driven β-cyclodextrin pseudo[1]rotaxane with room temperature phosphorescence addresses
Communication

Self-assembly formation of mechanically interlocked [2]- and [3]catenanes using lanthanide ion [Eu(III)] templation and ring closing metathesis reactions

The development of first examples of [2]- and [3]catenanes using lanthanide directed synthesis is described, which was analysed by NMR, UV-vis, luminescent spectroscopies as well as by HRMS.

Graphical abstract: Self-assembly formation of mechanically interlocked [2]- and [3]catenanes using lanthanide ion [Eu(iii)] templation and ring closing metathesis reactions
Communication

A bispyrene derivative as a selective fluorescent probe for RNA

A novel bispyrene compound was synthesized to selectively detect RNA through excimer emission “turn-on” at physiological pH.

Graphical abstract: A bispyrene derivative as a selective fluorescent probe for RNA
Communication

Coordination ligand exchange of a xanthene probe–Ce(III) complex for selective fluorescence sensing of inorganic pyrophosphate

A fluorescence sensing system for inorganic pyrophosphate based on ligand exchange of the Ce(III) complex of a xanthene-type probe is developed.

Graphical abstract: Coordination ligand exchange of a xanthene probe–Ce(iii) complex for selective fluorescence sensing of inorganic pyrophosphate
Open Access Communication

A near-infrared colorimetric fluorescent chemodosimeter for the detection of glutathione in living cells

A novel near-infrared (NIR) and colorimetric fluorescent molecular probe based on a dicyanomethylene-4H-pyran chromophore for the selective detection of glutathione in living cells has been developed.

Graphical abstract: A near-infrared colorimetric fluorescent chemodosimeter for the detection of glutathione in living cells
Communication

Dynamic behaviour of giant unilamellar vesicles induced by the uptake of [70]fullerene

We have directly observed the processes involved in a C70-exchange reaction from γ-cyclodextrin cavities to lipid membranes using GUVs by phase contrast microscopy.

Graphical abstract: Dynamic behaviour of giant unilamellar vesicles induced by the uptake of [70]fullerene
Concise Article

A novel surface-coated nanocarrier for efficient encapsulation and delivery of camptothecin to cells

In the present study, we developed a novel surface-coated nanocarrier (SCN) for efficient and stable encapsulation of a poorly water-soluble anticancer agent, camptothecin (CPT).

Graphical abstract: A novel surface-coated nanocarrier for efficient encapsulation and delivery of camptothecin to cells
Paper

Amphiphilic benzothiadiazole–triphenylamine-based aggregates that emit red light in water

An amphiphilic donor–acceptor dye can provide red light emission in water in an aggregate state.

Graphical abstract: Amphiphilic benzothiadiazole–triphenylamine-based aggregates that emit red light in water
Paper

Molecular recognition of upper rim functionalized cavitand and its unique dimeric capsule in the solid state

Calix[4]resorcinarene-based cavitand recognized the methyl group of the guests to form 1 : 1 host–guest complexes. In the solid state, the cavitand formed a dimeric capsule in which two molecules of nitromethane were entrapped by weak noncovalent interactions.

Graphical abstract: Molecular recognition of upper rim functionalized cavitand and its unique dimeric capsule in the solid state
Paper

A boronate hydrogel film containing organized two-component dyes as a multicolor fluorescent sensor for heavy metal ions in water

A boronate hydrogel film was developed as a multicolor fluorescent sensor for the visual determination of heavy metal ions.

Graphical abstract: A boronate hydrogel film containing organized two-component dyes as a multicolor fluorescent sensor for heavy metal ions in water
Paper

Synthesis of a borylated boron–dibenzopyrromethene dye enabling the visual detection of H2O2 vapor

A boron–dibenzopyrromethene dye with a pinacolboryl group has been newly synthesized for the use as a reaction-based chemosensor. A TLC plate coated by the dye enables us to detect H2O2 vapor visually.

Graphical abstract: Synthesis of a borylated boron–dibenzopyrromethene dye enabling the visual detection of H2O2 vapor
Paper

Guest induced head-to-tail columnar assembly of 5,17-difunctionalized calix[4]arene

Calix[4]arenes often form dimeric capsules or up-down bilayer arrangements in the solid state. The head-to-tail polymeric columnar structure found in the cocrystals composed of 5,17-difunctionalized calix[4]arene 1 and organic guests represents another structural motif for calix[4]arenes.

Graphical abstract: Guest induced head-to-tail columnar assembly of 5,17-difunctionalized calix[4]arene
Paper

Boronate microparticle-supported nano-palladium and nano-gold catalysts for chemoselective hydrogenation of cinnamaldehyde in environmentally preferable solvents

An efficient chemoselective hydrogenation of cinnamaldehyde over boronate microparticle-supported nano-palladium and nano-gold catalysts under environmentally benign conditions is reported.

Graphical abstract: Boronate microparticle-supported nano-palladium and nano-gold catalysts for chemoselective hydrogenation of cinnamaldehyde in environmentally preferable solvents
Paper

A novel strategy to design latent ratiometric fluorescent pH probes based on self-assembled SNARF derivatives

We describe a rational design strategy to develop a latent ratiometric fluorescent pH probe from self-assembled SNARF derivatives in aqueous conditions.

Graphical abstract: A novel strategy to design latent ratiometric fluorescent pH probes based on self-assembled SNARF derivatives
Open Access Paper

A bis-boronic acid modified electrode for the sensitive and selective determination of glucose concentrations

A bis-boronic acid modified electrode for the sensitive and selective determination of glucose concentrations has been developed.

Graphical abstract: A bis-boronic acid modified electrode for the sensitive and selective determination of glucose concentrations
Open Access Paper

Glucose selective Surface Plasmon Resonance-based bis-boronic acid sensor

Surface plasmon resonance and self-assembled monolayers on gold generated from a bis-boronic acid can detect glucose with higher affinity than other saccharides, namely galactose, fructose and mannose.

Graphical abstract: Glucose selective Surface Plasmon Resonance-based bis-boronic acid sensor
32 items

About this collection

We are delighted to present this collection of articles that have been dedicated to Professor Seiji Shinkai on the occasion of his 70th birthday. This special collection has been organised by Tony James, Itaru Hamachi and Kazuo Sakurai. New articles will be added to this collection as they are published.

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