Little dams on farms, which block small streams or trap run-off from rain or flooding, are an even bigger worry.
When sickle-shaped cells block small blood vessels, less blood can reach that part of the body.
The sickled cells block small blood vessels, causing extreme pain, organ damage, stroke and other problems.
Viscous contrast agents may also block small renal vessels [ 27].
The aim is to impede the spread of an infection through blood flow by blocking small veins with clots.
These homozygous individuals (HbS/HbS) develop sickle cell disease in which sickle-shaped RBCs block small peripheral blood vessels leading to very serious secondary effects.
In healthy vessels ECs secrete cytokines that inhibit SMC proliferation and form a monolayer to block small molecules from blood that might cause SMC proliferation.
Another relevant strategy to block small Rho-GTPase activity is through inhibition of protein prenylation, a post-translational modification that consists in the addition of hydrophobic moieties.
Now KFOR is blocking smaller roads to stop oil and other major imports coming in at other places, as well.
Lawyers, industry executives and a commissioner with the S.E.C. said that the clause would block smaller companies from raising capital in the private placement market.
