The phrase "are mainly contained" is correct and usable in written English.
It can be used to describe the primary location or source of something within a larger context.
Example: "The results of the study are mainly contained in the final report, which details all findings and conclusions."
Alternatives: "are primarily found" or "are chiefly located".
In addition, almost 50 measurements of eclipse times by medieval Arab astronomers are extant; these date from between about 800 and 1000 ce and are mainly contained in the Hakemite Tables compiled by Ibn Yūnus about 1005.
The Japanese archipelago has a unique combination of geologic, geomorphic, and climatic features (e.g., recent geology, complex geomorphology, and frequently heavy rain; Oguchi et al. 2001), and as a result, groundwater resources are mainly contained in Quaternary aquifer systems hosted by Tertiary geological units (Machida et al. 2008).
Ticketing requirements for public transport in Victoria are mainly contained in the Transport (Ticketing) Regulations 2006 and the Victorian Fares and Ticketing Manual.
The CD45RChigh subset produce mainly type-1 cytokines while T cells responsible for IL-17, IL-10 and type-2 cytokine production are mainly contained within the CD45RClow subset.
In contrast to the report by Cho et al. [33], we observed that Thy1high cells are mainly contained within the CD24alow/Sca1high subset (Figure 8A); however a small fraction of cells co-expressed Thy1 and CD24a (Figure 8B).
Altogether, these data demonstrate that CD45RC expression divides human CD8 T cells into three subsets with differential cytokine production and that the CD8 T cells responsible for type-2 cytokine production and IL-10 production are mainly contained within the CD45RClow and CD45RCint subsets.
Environmentalists and the press took the government to task for hiding facts of the accident, in which thousands of gallons of slightly radioactive water leaked but was mainly contained by an emergency tank.
It is found that the content of oil residing in the micro and meso pores is significantly less than the total oil content, indicating that the oil is mainly contained in the macro pores.
The insoluble inorganic P took about 68% of the total P in the slurry, so it is essential to perform solid liquid separation prior to aeration to enhance the efficiency of soluble P removal because insoluble inorganic P is mainly contained in the slurry solids.
The results suggested that the antitumor agents were mainly contained in the dichloromethane fraction.
