The phrase "a marked depression of" is correct and usable in written English.
It can be used in contexts related to psychology, medicine, or any field discussing emotional or physical states that indicate a significant decrease or decline.
Example: "The patient exhibited a marked depression of mood, which required further evaluation and treatment."
Alternatives: "a significant decrease in" or "a notable decline in".
CPA treatment was also associated with a marked depression of the natural increase in the mandibular bone mass (cross-sectional area).
From isothermal crystallizations a marked depression of the PCL equilibrium melting point (Tom) is observed in the blends together with an increase in the half-crystallization times, τ1/2, as the content of PSMA14 grows.
An interesting feature observed in chronic AE is a marked depression of the cell-mediated immune response [61], [62], [63].
We initially observed a marked depression of synaptic transmission, which was associated with a reduction in the presynaptic fibre volley.
Sekizawa and coworkers demonstrated a marked depression of the cough reflex in elderly patients with aspiration pneumonia [ 1].
A marked depression of cough reflex sensitivity is reported in elderly patients with aspiration pneumonia who show cerebral atrophy and lacunar infarction in the brain [ 1].
Consistent with our previous results (Pi et al. 2000), male and female arsenosis patients in the present study showed a marked depression in urinary excretion of cGMP, and a 13-month period of consuming low-arsenic drinking water reversed this depression.
Further results obtained from a model of CSD showed acidification and a marked depression in the cortical energy status at the wavefront of SD.
North of the Red River the relief is moderate, with the highest elevations occurring between the Red and Lo (Clear) rivers; there is a marked depression from Cao Bang to the sea.
CM that develop in immunosuppressed patients tends to originate from dysplastic naevi, are more deeply invasive with marked depression of a host lymphocyte macrophage response and have a poorer prognosis (Tucker et al, 1988).
However; it is also the cause of an unwanted side effect which is the marked depression of breathing that can complicate their clinical administration and be potentially life threatening when opiates are abused (McCrimmon and Alheid 2003).
