"hallmark events" is correct and usable in written English.
You can use it to describe important or noteworthy events that people consider to be of particular significance. For example, "The annual airshow is one of the hallmark events of the summer season."
But don't come to regret having missed some of these hallmark events.
A focus on the 'mega' aspect of hallmark events can divert attention from the micro – those local communities who are most impacted by the event.
By alteration of EB1 expression, we find that EB1 could increase the activity of paclitaxel to induce mitotic arrest and apoptosis, two hallmark events in paclitaxel-treated cells.
Pairwise comparisons at hallmark events and phases identified significantly different linear momentum profiles, in particular, anteriorly directed total body, throwing arm, and momentum compensation ratios (P ⩽ .05) as a result of manipulating stride length.
Compounds 7, 25, 26, 32, 39, 41, 52, 54, and 55 showed potent inhibitory effect (>70%) on the TNF-α-induced adhesion of monocytes to colon epithelial cells, which is one of the hallmark events leading to IBD.
Pairwise comparisons at hallmark events and phases identified significantly different angular momentum profiles, in particular total body, throwing arm, and momentum compensation ratios (P ⩽ 0.05) as a result of manipulating stride length.
Before that, though, in mid-April, is Cuba's seventh Communist Party congress, a hallmark event for the island's socialist stalwarts.
The hallmark event of the Millrose Games is the Wanamaker Mile, and in many ways, the mile event Saturday captured its look and feel.
This was the hallmark event of the transformation of the "Tibetanised Hui" in Kaligang.
It's a hallmark event for the family run Provo, Utah company.
Impairment of energy expenditure is a hallmark event in patients with obesity and type 2 diabetes.
