The phrase "actually more sensitive to" is correct and usable in written English.
You can use it when comparing the sensitivity of different subjects or entities to a particular stimulus or condition.
Example: "The new model is actually more sensitive to changes in temperature than the previous version."
Alternatives: "truly more responsive to" or "genuinely more attuned to".
Separate testing by AnandTech suggested that the iPhone 4 was actually more sensitive to mobile signals than its predecessor.
Both patients and rodents who had surgery are actually more sensitive to the taste of sweets: Receptors on their tongues detect smaller amounts of sucrose.
So when we're up close and personal with someone, kissing them, we're actually more sensitive to things like taste and smell and really engaging all of these senses as we kiss.
Some studies have shown that people are actually more sensitive to pain after using opioids, a condition called hyperalgesia.
But according to a new study from Northwestern University, coffee lovers aren't less sensitive to the bitter taste, as you might guess; they're actually more sensitive to it, which points to an interesting psychological phenomenon behind our love of coffee.
In fact, calcium can buffer soils against some of the worst consequences of acid rain, but now because there is so little calcium left to stand in the way of harmful chemical reactions such as the ones that mobilize aluminum— these soils "are actually more sensitive to acid rain today than they were 25 years ago," he says.
The state is characterized by a paradoxical response whereby a patient receiving opioids for the treatment of pain may actually become more sensitive to certain painful stimuli.
Using "resurrection ecology" and lake sediment archives, a recent graduate of the Yale School of Forestry & Environmental Studies was able to determine that a tiny freshwater crustacean, known as Daphnia, actually became more sensitive to heavy metals as concentrations increased over time.
The study also suggests that infants might actually be more sensitive to pain than adults.
In stark contrast, heavy drinkers actually become more sensitive to alcohol's inebriating effects (a reverse tolerance), and experience lowered inhibitions, creating high potential for dangerous driving.
As stated above, PKN1 was actually dramatically more sensitive to arachidonic acid with regard to processing the peptide substrate (as measured by kcat/ KM,Pep).
