Sentence examples for this has first from inspiring English sources

This has first been demonstrated in the substantia nigra, where the switch occurs earlier in females than in males.

This has first been demonstrated by a commonly occurring mutation of the CS of the prothrombin pre-mRNA, with a prevalence of heterozygotes of 1.7 3% in the Caucasian population (Gehring et al, 2001; Rosendaal et al, 1998).

This has first been demonstrated in the case of the budding yeast cohesin ring and has meanwhile been confirmed for condensin, the Smc5-6 complex, and a prokaryotic SMC complex (Cuylen et al., 2011, Haering et al., 2008, Kanno et al., 2015, Murayama and Uhlmann, 2014, Wilhelm et al., 2015).

This model has first been developed by Itasca Consulting Company and is further improved in this paper.

This idea has first been mentioned at the end of seventeenth century.

This modeling has first been developed as valid only for continuous media.

This effect has first been reported in Entamoeba histolytica.

Historically, this issue has first been addressed in plant-pathogen interactions [ 15, 16].

But, at the end of a posting in Washington, this writer has second thoughts.

This explicit scheme has second order accuracy in space and time.

Ken Price, Roy Lichtenstein, Larry Bell, John Altoon and Frank Stella, all amply represented in this show, had first or early solo shows at Ferus.