"was associated by" is not a valid phrase in English.
You may be looking for the phrase "was associated with", which is used to indicate a connection between two entities. For example, "The painting was associated with an artist from 19th century France."
32 In the present study, Arg was associated by linear regression to plasma zinc concentrations, and this association is consistent with the proposed role of AA.
He was associated by the Romans with Faunus.
For that matter, Mr. Shonibare, a born contrarian, was not constitutionally designed to belong to any art movement, not even the one with which he was associated by circumstance, the Young British Artists.
This was associated by induction of apoptotic cell death within the surrounding tissue and a complete lack of ingrowth of newly formed microvessels.
In a different example, the economic stress of the poor yield of GE cotton crops in India over the late 1990s and early 2000s was associated by many organizations with a presumed increase in farmer suicides.
This assessment was associated by a mechanical modification of the PAT's standard design increasing its as well as the plant's overall efficiency (Oberle et al. 2009).
For the KEGG dataset, 619 proteins were associated by common KEGG category, among 2485 possible associations between mutants.
They do not belong to a formal classification group, because they are associated by the absence of a characteristic.
Epigenetic modifications have been associated by many studies with several types of diseases and metabolic dysfunctions.
Different life-cycle databases at different locations are associated by their relations.
In this work, parameters are associated by a hybrid parameter relationship network.
