Which is correct:
"in kidneys" or "in the kidneys"?

Some examples from the web:

• In distinct regions this may result in an undesirable cadmium accumulation particularly in kidneys.
• o in cattle, residue concentration at the injection site were still above the MRL at the last slaughter time point; o in pigs, residue concentrations in kidneys were still above the MRL at the last slaughter time point;
• But not in kidneys damaged by scleroderma.
• The shorter studies in kidney and liver transplant patients showed that Advagraf and Prograf/ Prograft have comparable absorption in the body.
• When treating rejection, these same doses may be used in kidney and liver transplants.
• Histamine is eliminated by metabolism in kidney, liver and other tissues.
• In kidney cancer, Avastin has been studied in 649 patients with advanced or metastatic disease.
• These switches are an essential component in lithotripter machines used in kidney treatment.
• Let's say I was paid in kidney beans.
• In the worst cases the infection has resulted in kidney failure and death.
• In kidney failure, the kidney does not produce enough of the natural hormone erythropoietin which can often cause anaemia.
• There is not much experience with subcutaneous use (injection into the skin) of Abseamed in kidney patients.
• In kidney transplant, the starting dose is 0.20 to 0.30 mg per kilogram body weight.
• In an additional study, 21 male patients were enrolled to follow GL3 clearance in kidney and skin tissues at an alternative dosing regimen.
• There is not much experience with subcutaneous use (injection into the skin) of Epoetin alfa HEXAL in kidney patients.
• A reduction in GL-3 was observed in kidney, heart, skin and plasma at all doses.
• In kidney cancer, adding Avastin to interferon alfa-2a increased the progression-free survival time from 5.4 to 10.2 months.
• It's bad enough to be in kidney failure.
• I went through about 16 surgeries, and it seemed impossible to do that when I was in kidney failure when I was 10.
• Residue levels in kidney, fat, liver and non-injection site muscle were below their respective MRLs from the first time point (7 days) tested.

Some examples from the web:

• Well, he drilled the patient in the kidneys twice.
• Okay, so crystals formulate in the kidneys when antifreeze is ingested.
• That right hand in the kidneys.
• Stabbed him in the kidneys.
• Pharmacodynamic properties Spironolactone and its active metabolites (including 7α -thiomethyl-spironolactone and canrenone) act as specific antagonists of aldosterone, and exert their effects by binding competitively to the mineralocorticoid receptor located in the kidneys, heart and blood vessels.
• Spironolactone and its active metabolites (including 7α -thiomethyl-spironolactone and canrenone) act as specific antagonists of aldosterone, and exert their effects by binding competitively to the mineralocorticoid receptor located in the kidneys, heart and blood vessels.
• They form in the kidneys within the tubular epithelial cells, leading to widespread necrosis.
• When ingested in food, cadmium tends to accumulate in the kidneys and may eventually lead to kidney dysfunction in vulnerable groups.
• Mellorak Sickness. It originates in the kidneys and then rapidly attacks the respiratory and the immune system.
• Lesions can pop up in the heart, sometimes in the kidneys, but always on the skin.
• The active substance in PRILACTONE, spironolactone, blocks the actions of a hormone called aldosterone in the kidneys, heart and blood vessels.
• Probenecid is used because it prevents cidofovir building up in the kidneys, and saline is used to prevent dehydration.
• Stabbed him in the kidneys.
• The body cannot get rid of too much uric acid, so it can accumulate in the kidneys, causing them to fail (stop working).
• Right, time now to unleash the twin-turbo kick in the kidneys,
• Inflamed arteries in the kidneys cause calcium buildup.
• Infection kind of moves from the throat in the kidneys.
• Judge Death here... stabbed him in the kidneys.
• Tiny particles of cholesterol rain down and clog up the small vessels in the kidneys.
• Salmon calcitonin is primarily and almost exclusively degraded in the kidneys, forming pharmacologically inactive fragments of the molecule.