Researchers are commonly faced with the problem of missing data. This article presents
theoretical and empirical information for the selection and application of approaches for …

Epistasis—nonlinear genetic interactions between polymorphic loci—is the genetic basis of
canalization and speciation, and epistatic interactions can be used to infer genetic networks …

Purpose: Transitions in caregiving, such as becoming a primary caregiver to grandchildren
or having adult children and grandchildren move in or out, may affect the well-being of the …

Accurate gene model annotation of reference genomes is critical for making them useful.
The modENCODE project has improved the D. melanogaster genome annotation by using …

Is there a difference in the kind of attention elicited by an abrupt-onset peripheral cue and that
elicited by an instruction (eg, a central arrow cue) to move attention to a peripheral location…

Mirtazapine is commonly used to treat major depressive disorder. Due to its effects on
multiple neurotransmitters, it has been investigated for possible benefits in patients with …

Three experiments tested young adults' abilities to use size and location cues to find and
identify a target letter in a visual field containing 8 to 12 letters. Location cues (relatively near to …

Background Grandmothers living with grandchildren face stressors that may increase
depressive symptoms, but cognitive-behavioral strategies, such as resourcefulness, may reduce …

Background Atomoxetine selectively inhibits the reuptake of norepinephrine. Given the
noradrenergic system's role in executive function, pharmacotherapy options that affect …

Chronic illness with its accompanying physical stressors poses a risk factor for loneliness
and depression in later life. Testing a model of stress and coping, we examined the effects of …