Sentence examples for has previously been achieved from inspiring English sources

Generation of mammalian influenza VLPs has previously been achieved by transient coexpression of HA and NA proteins in human 293T cells [16].

Our data showed noticeably less scatter than has previously been achieved with a different sampling system that was more open to the atmosphere.

Reduction of the radiated noise of an axial piston pump by modifying the piston pump shell structure has previously been achieved.

The win also means she has now won each grand slam singles title and the Olympic singles gold – a career golden slam that has previously been achieved only by Steffi Graf after her Olympic victory in 1988.

High titer 1-butanol production in Escherichia coli has previously been achieved by overexpression of a modified clostridial 1-butanol production pathway and subsequent deletion of native fermentation pathways.

It is not the first time an animal's brain has been kept alive outside of the body: the feat has previously been achieved in guinea pigs, while Edwards noted that the brainstems and hearts of rodents including mice have also been kept in working order outside of the body.

This was a notable landmark that had previously been achieved only by Franz Binder, Josef Bican and his Brazilian compatriot, Arthur Friedenreich.

Such consistent observations, from the oxidation of precursor vapours to nanoparticles, have previously been achieved only in controlled laboratory experiments.

The bold origins of the Tevatron were rooted in the desire to study interactions at uncharted energies, between ten and a hundred times greater than had previously been achieved.

In 1986 the two men succeeded in achieving superconductivity in a recently developed barium-lanthanum-copper oxide at a temperature of 35 K (−238° C [−396° F]), 12 K higher than had previously been achieved.

Breakthroughs in the structural characterization of the HIV-1 Env trimer have previously been achieved by generating soluble and proteolytically cleaved trimers of gp140 Env that are stabilized by a disulfide bond, an isoleucine-to-proline substitution at residue 559 and a truncation at residue 664 (SOSIP.664 trimers)5,11,12,13,14,15,16,17,18.