"demonstrated resistance" is a correct and usable phrase in written English.
It is typically used to describe a situation in which someone or something showed some level of refusal or opposition to something. For example, "The protesters demonstrated resistance against the proposed construction projects in the area."
Of these resistant isolates, many demonstrated resistance to multiple antibiotics in the hundreds of mg per liter range, (Table S40.
Among these isolates, the vast majority (86%) demonstrated resistance to cefotaxime, and among the resistant bacteria, the majority showed multiple drug resistance, particularly against cefotaxime, chloramphenicol, and tetracycline.
On the other hand, resistance among houseflies and body lice has now developed on a global scale; malaria programs are threatened by resistance among mosquitoes; and the Oriental rat flea, the principal vector of plague, has recently demonstrated resistance to DDT — a most serious development.
None of our 8 clinical isolates demonstrated resistance to chitosan, which has a physical attack mechanism, rather than affecting the bacterial machinery like conventional antibiotics.
However, many microorganisms demonstrated resistance to metals in water, soil, and industrial waste [1] and were intimately involved in metal biogeochemistry with a variety of processes determining mobility and therefore bioavailability [2].
Furthermore, EBs formed from Tim-knockdown cells demonstrated resistance to staurosporine-induced apoptosis, consistent with a link between Tim and programmed cell death during cavitation.
Three isolates also demonstrated resistance to rifampin.
The strain also demonstrated resistance to paromomycin.
None of the MRSA demonstrated resistance to these antibiotics.
Likewise, SL IV demonstrated resistance to Xrn1-mediated decay (DVxrRNA2).
Initial ampicillin therapy was changed to ceftriaxone if the pneumococcal isolate demonstrated resistance to penicillin.
