Therefore, whereas panthothenate is commonly thought to be essential, this essentiality is strain specific and absent in C. difficile strain 630.
Motivation popularly is thought to be essential to learning.
Acceptance will be presumed, but evidence of both delivery and donative intent has long been thought to be essential.
And it becomes much harder, if not impossible, to let fires burn across the land periodically, a process that is now thought to be essential in many ecosystems.
Support for data citation through a URI referencing the data was thought to be essential.
The presence of a disclination dipole is thought to be essential for stabilization of the structure observed.
Strong cellular immunity associated with Th1-type immune response is thought to be essential for the control of intracellular pathogens.
Fe2+ was thought to be essential for the generation of the active form of oxygen required for the BVMO reaction.
Although selenium is thought to be essential for various immune responses, the excess supplementation may have an adverse effect on certain immunological functions.
Germanium is not thought to be essential to the health of plants or animals.
The daily synchronization of central and peripheral clocks is thought to be essential in maintaining normal physiological homeostasis.
