Sensors are devices that respond to physical or chemical stimuli and produce detectable
signals. 1r4 They are a critical extension of human perception of the world in many aspects …

Biologically active compounds which are light‐responsive offer experimental possibilities
which are otherwise very difficult to achieve. Since light can be manipulated very precisely …

Aptamers are single-stranded nucleic acid molecules that possess properties comparable to
those of protein monoclonal antibodies, and thus are clear alternatives to long established …

Detection of small molecules or proteins of living cells provides an exceptional opportunity to
study genetic variations and functions, cellular behaviors, and various diseases including …

RNA and DNA molecules can form complex, three-dimensional folded structures that have
surprisingly sophisticated functions, including catalysing chemical reactions and controlling …

Aptamers that target a specific cell subpopulation within composite mixtures represent
invaluable tools in biomedical research and in the development of cell-specific therapeutics …

The reliable targeting of distinct cells and defined subpopulations of cells is an important
task in chemical biology and medicine. Therefore, sophisticated reagents are required that …

How RNA molecules fold into functional structures is a problem of great significance given
the expanding list of essential cellular RNA enzymes and the increasing number of …

Nucleic acid aptamers are molecules that bind to their ligands with high affinity and
specificity. Unlike other functional nucleic acids such as antisense oligonucleotides …

Biologisch aktive Verbindungen, die auf Licht reagieren, bieten experimentelle
Möglichkeiten, die sonst nur sehr schwierig zu realisieren sind. Da Licht z. B. mit Lasern und …