The simple effect analysis indicated that the SE group
showed higher activation (secure vs. neutral) in the left middle occipital gyrus (MOG / BA18)[F (1,37) = 12.484, p < 0.01], an area in which the AX group exhibited deactivation [F (1,37) = 15.965, p < 0.001](see Figure 2).
Even more surprising, subjects who had grown up in a city
showed higher activation of a brain area called the anterior cingulate cortex, essentially the amygdala's boss, even if they had later moved to the suburbs or country.
Not exact matches
They found that one particular style of parenting that ranks
high on the poor parenting monitoring scale, which is sometimes referred to as «uninvolved parenting» (not knowing where kids are or what they're doing; not disciplining; not
showing warmth or being involved in kids» lives) was associated with
higher immune system
activation.
Mothers who breastfeed have been found to report lower levels of perceived stress and negative mood,
higher levels of maternal attachment, and tend to perceive their infants more positively than mothers who formula - feed.9, 19 - 21 There is evidence to suggest that breastfeeding mothers may also spend more time in emotional care and be more sensitive to infant emotional distress cues than bottle - feeding mothers.22, 23 Relatedly, a small fMRI study of 17 mothers in the first postpartum month, found that breastfeeding mothers
showed greater
activation in brain areas involved in empathy and bonding than formula - feeding mothers when listening to their own infant's cry.24 These brain areas included the superior frontal gyrus, insula, precuneus, striatum and amygdala.
Most strikingly, muscle
showed a surprisingly
high rate of escapers, with over 50 % of active genes escaping X chromosome
activation, a result that may be relevant to some diseases of the muscle.
When he and a control subject, another sensation - seeking rock climber, viewed gruesome,
high - arousal photographs during functional magnetic resonance imaging brain scans, Honnold's amygdala ─ the brain's fear center ─
showed zero
activation while the other climber's lit up like a neon sign.
Brain scans
showed strategists had
higher activation in the rostral prefrontal cortex, which is thought to play a role in understanding other people's beliefs.
«Noninvasive brain imaging
shows readiness of trainees to perform operations: Surgeons who trained on simulator had
higher level of cortical
activation and faster times for cutting tasks.»
Children with the lowest scores on the social cognition tests
showed atypical responses to the unknown words — no response at all, for example, or activity in a different part of the brain, while those with the
higher scores
showed a more typical pattern of brain
activation in the left hemisphere, the authors report online today in PLOS ONE.
Through studies conducted in mice, Oliver M. Steinmetz, MD (University Hospital Hamburg Eppendorf, in Germany) and his colleagues have
shown that the messenger protein IL - 6, which is rapidly produced at
high levels during an acute inflammatory form of kidney disease, potently dampens
activation of tissue - destructive immune cells called macrophages.
All of these men
showed activity that mirrored that of the mothers, with much
higher activation in the amygdala - based network, the team reports online today in the Proceedings of the National Academy of Sciences.
The emotion control center of the brain, the amygdala,
shows significantly
higher levels of
activation in males viewing sexual visual stimuli than females viewing the same images, according to a Center for Behavioral Neuroscience study led by Emory University psychologists Stephan Hamann and Kim Wallen.
Our older data had
shown that the molecules B7 and ICAM could costimulate naïve T cell
activation when expressed in isolation, but an efficient response, including
high levels of CD40L, IL - 2, and short - term proliferation, resulted only when both B7 and ICAM were able to signal through CD28 and LFA - 1 at the same time (Dubey, 1995, J Immunol; Jaiswal, 1996, Int Immunol; Rogers, 1998, J Immunol).
Recent evidence in healthy adults
shows that training with
high effort (intended muscle contraction) combined with minimal physical exercise increases brain - to - muscle command, which helps improve motor unit recruitment and
activation level resulting in muscle strengthening (a motor unit is consisted of a motor neuron in the spinal cord and muscle fibers it controls).
Analogous to CCNA1 and EIF1AX discussed above, the
higher expression of de novo methyltransferase, DNMT3B, in parthenotes may be due to the altered zygotic
activation since DNMT3B expression has been
shown to be originated from embryo [40].
For motor areas and
higher cognitive areas, five studies [15], [16], [55], [57], [58]
showed that acupuncture was associated with more
activation.
The brains of football players, left,
showed significantly
higher areas of
activation when presented a visual task compared to the brains of cross-country runners, right, who are not typically exposed to subconcussive blows to the head.
Although the time under tension was the same for both protocols, the results
showed that muscle
activation and blood lactate concentrations were
higher in the subjects performing the fast protocol.
However, research
shows that the varying grips produce a difference only slighter
higher than 10 % in
activation patterns.
«After a night of total sleep loss, these males
showed a
high level of
activation in an area of the brain that is involved in a desire to eat.
«In a recent study, it
showed a BodyCombat class was equivalent to performing 1,700 crunches due to the
high level of core
activation,» she adds.
Studies
show a link between
high - fat and
high - sugar foods and the increase in the
activation of reward pathways in the brain, particularly dopamine receptors, says Erin Macdonald, R.D.
For instance, a study on kicking has
shown that maximal eccentric adductor longus muscle
activation coincides with both maximal rate of adductor longus lengthening and maximal hip extension suggesting a
higher risk in this part of the kicking action.»
Training with lighter weights and
higher reps — where you «go for the burn» and your muscles feel like they're pumped up and about to explode — generates a large amount of metabolic stress, which has also been
shown to increase the
activation of muscle fibers [11].
During spouse handholding, women in the
highest - quality relationships
showed strongly diminished threat - related
activations throughout the brain, including the right anterior insula, hypothalamus, and dorsolateral prefrontal cortex.