The phrase "activating at least" is correct and usable in written English.
It can be used when discussing the initiation of a process or action that involves a minimum requirement or threshold.
Example: "The system is designed for activating at least three different modes simultaneously to enhance performance."
Alternatives: "triggering a minimum of" or "engaging at least".
The unique catalytic nature of supported gold can be explained by assuming that the gold-metal oxide perimeter interface acts as a site for activating at least one of the reactants, for example, oxygen.
Global haemolymph-borne diuretic regulators control the secretion of primary urine in PCs and SCs, activating at least three pathways (reviewed in [ 64]).
Ras mutations found in human cancer are thought to contribute to disease by activating at least three major downstream signaling pathways, i.e. the Raf-MAPK pathway, the PI3K-PKB/AKT pathway and the RalGDS-Ral pathway.
Because of the multiple roles of Rabex-5 in Rab targeting to neurites, Rabex-5 is involved in both the axon morphogenesis and dendrite morphogenesis of developing hippocampal neurons by activating at least two downstream targets, Rab5 and Rab17.
All adenosine receptors were shown to activate at least one subfamily of mitogen-activated protein kinases.
Signaling from the activated PI3K/AKT pathway increases levels of mTOR, which activates at least two separate downstream key substrates, eukaryotic initiation factor 4E (eIF4E) binding protein-1 (4EBP1) and p70 ribosomal protein S6 kinase 1 (p70S6K1) [ 2].
In the biological activity tests, they showed the ability to bind and activate at least one cannabinoid receptor [8].
The slow AHP appears to be activated, at least in part, by increases in the intracellular concentration of Na+.
MCAS activated at least four separate times, and each time the pilots fought unsuccessfully to regain control of the plane.
The drugs activate at least one of the chemical pathways triggered by resveratrol, a substance that also showed increased endurance in mice.
When we administered PEITC to neonatal hUGT1 mice, intestinal phosphorylated p-38 MAPK was dramatically activated at least through 24 hours.
