B cell

A type of immune cell that makes proteins called antibodies, which bind to microorganisms and other foreign substances, and help fight infections. A B cell is a type of white blood cell. Also called B lymphocyte.

B lymphocyte

A type of immune cell that makes proteins called antibodies, which bind to microorganisms and other foreign substances, and help fight infections. A B lymphocyte is a type of white blood cell. Also called B cell.

B-cell acute lymphoblastic leukemia

An aggressive (fast-growing) type of leukemia (blood cancer) in which too many B-cell lymphoblasts (immature white blood cells) are found in the bone marrow and blood. It is the most common type of acute lymphoblastic leukemia (ALL). Also called B-cell acute lymphocytic leukemia and precursor B-lymphoblastic leukemia.

B-cell acute lymphocytic leukemia

An aggressive (fast-growing) type of leukemia (blood cancer) in which too many B-cell lymphoblasts (immature white blood cells) are found in the bone marrow and blood. It is the most common type of acute lymphoblastic leukemia (ALL). Also called B-cell acute lymphoblastic leukemia and precursor B-lymphoblastic leukemia.

B-cell leukemia/lymphoma 2 protein

A protein that helps control whether a cell lives or dies by blocking a type of cell death called apoptosis. The gene for the B-cell leukemia/lymphoma 2 protein is found on chromosome 18, and transfer of the B-cell leukemia/lymphoma 2 gene to a different chromosome is seen in many B-cell leukemias and lymphomas. This causes the B-cell leukemia/lymphoma 2 protein to be made in larger amounts, which may keep cancer cells from dying. Also called BCL2.

B-cell lymphoma

A type of cancer that forms in B cells (a type of immune system cell). B-cell lymphomas usually occur in adults and may be either indolent (slow-growing) or aggressive (fast-growing). There are many different types of B-cell lymphomas, and prognosis and treatment depend on the type and stage of cancer.

B3 monoclonal antibody

A substance that binds to a molecule called Lewis Y antigen that is found on many types of tumor cells and some normal cells. It is being studied in the treatment of several types of cancer that express the Lewis Y antigen. It is a type of monoclonal antibody.

B43-PAP immunotoxin

A toxic substance linked to an antibody that attaches to tumor cells and kills them.

B7-1

A protein found on the surface of some immune system cells, including B cells and monocytes. Cells with B7-1 on their surface cause T cells to make substances that help control immune responses. Also called CD80.

bacillus Calmette-Guérin

A weakened form of the bacterium Mycobacterium bovis (bacillus Calmette-Guérin) that does not cause disease. Bacillus Calmette-Guérin is used in a solution to stimulate the immune system in the treatment of bladder cancer and as a vaccine to prevent tuberculosis. Also called BCG.

backbone

The bones, muscles, tendons, and other tissues that reach from the base of the skull to the tailbone. The backbone encloses the spinal cord and the fluid surrounding the spinal cord. Also called spinal column, spine, and vertebral column.

baclofen

A drug that is used to treat certain types of muscle spasms and is being studied in the treatment of liver cancer. Baclofen relaxes muscles by blocking certain nerve receptors in the spinal cord. It is a type of antispasmodic. Also called Kemstro and Lioresal.

baclofen/amitriptyline/ketamine gel

A substance being studied in the treatment of peripheral neuropathy (pain, numbness, tingling, burning, or weakness in the hands or feet) caused by chemotherapy. It contains three drugs, baclofen, amitriptyline, and ketamine, that relax muscles by blocking nerve receptors. The gel is applied to the skin of affected areas. It is a type of analgesic. Also called BAK gel.

bacteria

A large group of single-cell microorganisms. Some cause infections and disease in animals and humans. The singular of bacteria is bacterium.

bacterial toxin

A harmful substance made by bacteria that can cause illness. Bacterial toxins can also be made in the laboratory and attached to monoclonal antibodies that bind to cancer cells. These toxins may help kill cancer cells without harming normal cells.

BAER test

A test used to detect some types of hearing loss, such as hearing loss caused by injury or tumors that affect nerves involved in hearing. Electrodes are placed on the head and certain tones or clicking sounds are made. The electrodes measure nerve signals in the brain when it reacts to the sounds. Also called ABR test, auditory brainstem response test, and brainstem auditory evoked response test.

BAK gel

A substance being studied in the treatment of peripheral neuropathy (pain, numbness, tingling, burning, or weakness in the hands or feet) caused by chemotherapy. It contains three drugs, baclofen, amitriptyline, and ketamine, that relax muscles by blocking nerve receptors. The gel is applied to the skin of affected areas. It is a type of analgesic. Also called baclofen/amitriptyline/ketamine gel.

balloon angioplasty

A procedure to enlarge the opening in a blood vessel that has become narrowed or blocked by plaque (a buildup of fat and cholesterol on the inner wall of the blood vessel). A small balloon is filled with air inside the blood vessel to push the plaque against the blood vessel wall and increase the opening.

balloon catheter radiation

A system used to deliver internal radiation therapy to breast cancer patients after surgery to remove their cancer. Balloon catheter radiation targets only the part of the breast where the cancer was found. After a patient has had a lumpectomy to remove the cancer, a small balloon on the end of a catheter (thin tube) is inserted into the empty space left by the surgery. The balloon is then filled with liquid and left in place. Using the catheter, radioactive seeds are put into the balloon twice a day for five days and removed each time. Once treatment has ended, the catheter and balloon are removed. Balloon catheter radiation is a type of intracavitary brachytherapy and partial breast irradiation therapy (PBRT). Also called MammoSite.

barbiturate

A type of drug that causes a decrease in brain activity. Barbiturates may be used to treat insomnia, seizures, and convulsions, and to relieve anxiety and tension before surgery. A barbiturate is a type of central nervous system (CNS) depressant.

barium enema

A procedure in which a liquid that contains barium sulfate is put through the anus into the rectum and colon. Barium sulfate is a silver-white metallic compound that helps show pictures of the colon, rectum, and anus on an x-ray.

barium solution

A liquid that contains barium sulfate (a form of the silver-white metallic element barium). It is used to show pictures of parts of the digestive system in x-rays.

barium swallow

The process of getting x-ray pictures of the esophagus or the upper gastrointestinal (GI) tract (esophagus, stomach, and duodenum). The x-ray pictures are taken after the patient drinks a liquid that contains barium sulfate (a form of the silver-white metallic element barium). The barium sulfate coats and outlines the inner walls of the esophagus and the upper GI tract so that they can be seen on the x-ray pictures.

Barrett esophagus

A condition in which the cells lining the lower part of the esophagus have changed or been replaced with abnormal cells that could lead to cancer of the esophagus. The backing up of stomach contents (reflux) may irritate the esophagus and, over time, cause Barrett esophagus.

barrier

Something that blocks, prevents, separates, or limits.

basal cell

A small, round cell found in the lower part (or base) of the epidermis, the outer layer of the skin.

basal cell cancer

Cancer that begins in the lower part of the epidermis (the outer layer of the skin). It may appear as a small white or flesh-colored bump that grows slowly and may bleed. Basal cell cancers are usually found on areas of the body exposed to the sun. Basal cell cancers rarely metastasize (spread) to other parts of the body. They are the most common form of skin cancer. Also called basal cell carcinoma.

basal cell carcinoma

Cancer that begins in the lower part of the epidermis (the outer layer of the skin). It may appear as a small white or flesh-colored bump that grows slowly and may bleed. Basal cell carcinomas are usually found on areas of the body exposed to the sun. Basal cell carcinomas rarely metastasize (spread) to other parts of the body. They are the most common form of skin cancer. Also called basal cell cancer.

basal cell nevus syndrome

A genetic condition that causes unusual facial features and disorders of the skin, bones, nervous system, eyes, and endocrine glands. People with this syndrome have a higher risk of basal cell carcinoma. Also called Gorlin syndrome and nevoid basal cell carcinoma syndrome.

base

In chemistry, a substance that can accept hydrogen ions in water and can neutralize an acid. Bases feel soapy or slippery on the skin and they can turn certain dyes blue. An example of a base is sodium hydroxide. Basicity is measured on a scale called the pH scale. On this scale, a pH value of 7 is neutral, and a pH value of more than 7 to 14 shows increasing basicity.

baseline

An initial measurement that is taken at an early time point to represent a beginning condition, and is used for comparison over time to look for changes. For example, the size of a tumor will be measured before treatment (baseline) and then afterwards to see if the treatment had an effect.

basicity

In chemistry, the quality of being a base (not an acid). A base is a substance that can accept hydrogen ions in water and can neutralize an acid. Basicity is measured on a scale called the pH scale. On this scale, a pH value of 7 is neutral, and a pH value of more than 7 to 14 shows increasing basicity.

basophil

A type of immune cell that has granules (small particles) with enzymes that are released during allergic reactions and asthma. A basophil is a type of white blood cell and a type of granulocyte.

batimastat

An anticancer drug that belongs to the family of drugs called angiogenesis inhibitors. Batimastat is a matrix metalloproteinase inhibitor.

batracylin

A substance being studied in the treatment of cancer. It may kill cancer cells by causing damage to the DNA. Batracylin is a type of heterocyclic aryl amine.

bavituximab

A substance being studied in the treatment of several types of cancer and infections caused by certain viruses. It binds to substances on the surface of tumor cells, certain viruses, and cells infected with a virus. The immune system detects bavituximab on the cells and the viruses and may destroy them. It is a type of monoclonal antibody and a type of targeted therapy agent. Also called Tarvacin.

BAY 12-9566

An anticancer drug that belongs to the family of drugs called angiogenesis inhibitors.

BAY 43-9006

A drug used to treat advanced kidney cancer and a type of liver cancer that cannot be removed by surgery. It is also being studied in the treatment of other types of cancer. BAY 43-9006 stops cells from dividing and may prevent the growth of new blood vessels that tumors need to grow. It is a type of kinase inhibitor and a type of antiangiogenesis agent. Also called Nexavar, sorafenib, and sorafenib tosylate.

BAY 56-3722

A substance that is being studied in the treatment of cancer. It belongs to the family of drugs called camptothecins.

BAY 59-8862

A substance that is being studied in the treatment of cancer. It belongs to the family of drugs called taxanes.

BB-10901

A substance that combines a monoclonal antibody (huN901) with an anticancer drug (DM1), and is being studied in the treatment of certain cancers, including non-small cell lung cancer. Monoclonal antibodies are laboratory-produced substances that can locate and bind to cancer cells.

BBB

A network of blood vessels and tissue that is made up of closely spaced cells and helps keep harmful substances from reaching the brain. The BBB lets some substances, such as water, oxygen, carbon dioxide, and general anesthetics, pass into the brain. It also keeps out bacteria and other substances, such as many anticancer drugs. Also called blood-brain barrier.

BBBD

The use of drugs to create openings between cells in the blood-brain barrier. The blood-brain barrier is a protective network of blood vessels and tissue that protects the brain from harmful substances, but can also prevent anticancer drugs from reaching the brain. Once the barrier is opened, anticancer drugs may be infused into an artery that goes to the brain, in order to treat brain tumors. Also called blood-brain barrier disruption.

BBIC

A substance that is made from soybeans and is being studied in the prevention of cancer. It blocks the action of enzymes that are needed for cancer cells to form. It is a type of protease inhibitor. Also called Bowman-Birk inhibitor concentrate.

BBR 2778

A substance that is being studied in the treatment of cancer. It belongs to the family of drugs called antitumor antibiotics. Also called pixantrone.

BBR 3464

A substance that is being studied in the treatment of cancer. It belongs to the family of platinum-based drugs.

BCG

A weakened form of the bacterium Mycobacterium bovis (bacillus Calmette-Guérin) that does not cause disease. BCG is used in a solution to stimulate the immune system in the treatment of bladder cancer and as a vaccine to prevent tuberculosis. Also called bacillus Calmette-Guérin.

BCG solution

A form of biological therapy for superficial (not invasive) bladder cancer. The solution is made from a weakened form of the bacterium Mycobacterium bovis (bacillus Calmette-Guérin) that does not cause disease but stimulates the body’s immune system. A catheter is used to place the BCG solution into the bladder where it is held for about two hours.

bcl-2 antisense oligodeoxynucleotide G3139

A substance being studied in the treatment of cancer. It may kill cancer cells by blocking the production of a protein that makes cancer cells live longer and by making them more sensitive to anticancer drugs. It is a type of antisense oligodeoxyribonucleotide. Also called augmerosen, Genasense, and oblimersen sodium.

BCL2

A protein that helps control whether a cell lives or dies by blocking a type of cell death called apoptosis. The gene for BCL2 is found on chromosome 18, and transfer of the BCL2 gene to a different chromosome is seen in many B-cell leukemias and lymphomas. This causes the BCL2 protein to be made in larger amounts, which may keep cancer cells from dying. Also called B-cell leukemia/lymphoma 2 protein.

BCOP

A licensed pharmacist with special training in how to design, give, monitor, and change chemotherapy for cancer patients. Also called board certified oncology pharmacy specialist and oncology pharmacy specialist.

BCR-ABL fusion gene

A gene formed when pieces of chromosomes 9 and 22 break off and trade places. The ABL gene from chromosome 9 joins to the BCR gene on chromosome 22, to form the BCR-ABL fusion gene. The changed chromosome 22 with the fusion gene on it is called the Philadelphia chromosome. The BCR-ABL fusion gene is found in most patients with chronic myelogenous leukemia (CML), and in some patients with acute lymphoblastic leukemia (ALL) or acute myelogenous leukemia (AML).

BCR-ABL fusion protein

A protein made from pieces of two genes that get joined together. It is found in most patients with chronic myelogenous leukemia (CML), and in some patients with acute lymphoblastic leukemia (ALL) or acute myelogenous leukemia (AML). Inside the leukemia cells, the ABL gene from chromosome 9 joins to the BCR gene on chromosome 22 to form the BCR-ABL fusion gene, which makes the BCR-ABL fusion protein.

BCX-1777

A substance being studied in the treatment of some types of leukemia and lymphoma. It is a type of purine nucleoside phosphorylase (PNP) inhibitor. Also called forodesine and forodesine hydrochloride.

BDC

A rare type of kidney cancer that grows and spreads quickly. It begins in the duct of Bellini in the kidney. Also called Bellini duct carcinoma.

BEACOPP

An abbreviation for a chemotherapy combination used to treat advanced Hodgkin lymphoma. It includes the drugs bleomycin sulfate, etoposide phosphate, doxorubicin hydrochloride (Adriamycin), cyclophosphamide, vincristine sulfate (Oncovin), procarbazine hydrochloride, and prednisone. Also called BEACOPP regimen.

BEACOPP regimen

An abbreviation for a chemotherapy combination used to treat advanced Hodgkin lymphoma. It includes the drugs bleomycin sulfate, etoposide phosphate, doxorubicin hydrochloride (Adriamycin), cyclophosphamide, vincristine sulfate (Oncovin), procarbazine hydrochloride, and prednisone. Also called BEACOPP.

Beckwith-Wiedemann syndrome

A rare, overgrowth disorder in which babies are large at birth and may develop low blood sugar. Other common symptoms are a large tongue, large internal organs, and defects of the abdominal wall near the navel. Beckwith-Wiedemann syndrome increases the risk of developing certain cancers, especially Wilms tumor.

beclin 1

A protein involved in autophagy (the process by which a cell destroys proteins and other substances in its cytoplasm). Beclin 1 is found at lower levels in several types of cancer cells than in normal cells. It is a type of tumor suppressor.

beclomethasone

A drug being studied in the treatment of graft-versus-host disease. It belongs to a family of drugs called corticosteroids.

behavior modification

A technique used to help people change the way they react to certain triggers in the environment that cause a negative reaction. In cancer treatment, behavior modification may be used to help patients who have become nauseous during previous cancer treatments cope with nausea they feel when they enter the therapy room to begin a new round of treatment.

belinostat

A substance being studied in the treatment of cancer. Belinostat blocks enzymes needed for cell division and may kill cancer cells. It also prevents the growth of blood vessels needed for tumors to grow and may make tumor cells more sensitive to other anticancer drugs. It is a type of histone deacetylase (HDAC) inhibitor, a type of angiogenesis inhibitor, and a type of chemosensitizer. Also called PXD101.

Bellini duct carcinoma

A rare type of kidney cancer that grows and spreads quickly. It begins in the duct of Bellini in the kidney. Also called BDC.

belotecan

The active ingredient in a substance being studied in the treatment of small cell lung cancer and other types of cancer. It blocks certain enzymes needed for cell division and DNA repair, and it may kill cancer cells. It is a type of camptothecin analog and a type of topoisomerase inhibitor.

belotecan hydrochloride

A substance being studied in the treatment of small cell lung cancer and other types of cancer. It blocks certain enzymes needed for cell division and DNA repair, and it may kill cancer cells. It is a type of camptothecin analog and a type of topoisomerase inhibitor.

Bence Jones protein

A small protein made by plasma cells (white blood cells that produce antibodies). It is found in the urine of most people with multiple myeloma (cancer that begins in plasma cells).

bench-to-bedside

A term used to describe the process by which the results of research done in the laboratory are directly used to develop new ways to treat patients.

bendamustine

The active ingredient in a drug that is used to treat chronic lymphocytic leukemia (CLL), to treat slow-growing B-cell non-Hodgkin lymphoma (NHL) that has gotten worse within 6 months of treatment with other anticancer drugs, and is being studied in the treatment of other types of cancer. Bendamustine may damage the DNA in cancer cells and cause them to die. It is a type of alkylating agent and a type of antimetabolite.

bendamustine hydrochloride

A drug used to treat chronic lymphocytic leukemia (CLL). It is also used to treat slow-growing B-cell non-Hodgkin lymphoma (NHL) that has gotten worse within 6 months of treatment with other anticancer drugs.It is being studied in the treatment of other types of cancer. Bendamustine hydrochloride may damage the DNA in cancer cells and cause them to die. It is a type of alkylating agent and a type of antimetabolite. Also called Treanda.

benign

Not cancerous. Benign tumors may grow larger but do not spread to other parts of the body. Also called nonmalignant.

benign breast disease

A common condition marked by benign (not cancer) changes in breast tissue. These changes may include irregular lumps or cysts, breast discomfort, sensitive nipples, and itching. These symptoms may change throughout the menstrual cycle and usually stop after menopause. Also called fibrocystic breast changes, fibrocystic breast disease, and mammary dysplasia.

benign proliferative breast disease

A group of noncancerous conditions marked by an increase in the growth of certain cells in the breast. Having one of these conditions may increase the risk of breast cancer. Examples include ductal hyperplasia, lobular hyperplasia, and papillomas.

benign prostatic hyperplasia

A benign (not cancer) condition in which an overgrowth of prostate tissue pushes against the urethra and the bladder, blocking the flow of urine. Also called benign prostatic hypertrophy and BPH.

benign prostatic hypertrophy

A benign (not cancer) condition in which an overgrowth of prostate tissue pushes against the urethra and the bladder, blocking the flow of urine. Also called benign prostatic hyperplasia and BPH.

benign tumor

A growth that is not cancer. It does not invade nearby tissue or spread to other parts of the body.

benzaldehyde

A chemical used in flavorings and in some dyes, perfumes, and medicines. It is found in essential oils made from almonds and peach pits and in other foods. It can also be made in the laboratory.

benzene

A chemical that is used widely by the chemical industry, and is also found in tobacco smoke, vehicle emissions, and gasoline fumes. Exposure to benzene may increase the risk of developing leukemia.

benzo(a)pyrene

A chemical that comes from certain substances when they are not burned completely. It is found in car exhaust, smoke from wood fires, tobacco, oil and gas products, charred or grilled foods, and other sources. It may also be found in water and soil. Benzo(a)pyrene can cause a skin rash, a burning feeling, skin color changes, warts, and bronchitis. It may also cause cancer. It is a type of polycyclic aromatic hydrocarbon. Also called 3,4-benzpyrene.

benzodiazepine

A type of drug used to relieve anxiety and insomnia (trouble sleeping). Benzodiazepines are also used to relax muscles and prevent seizures. They increase the effect of a chemical in the brain called GABA, which is a neurotransmitter (a substance that nerves use to send messages to one another). This causes brain activity to slow down. Benzodiazepines are a type of CNS depressant.

benzoylphenylurea

A substance being studied in the treatment of cancer. It is a type of antitubulin agent. Also called BPU.

benzydamine

A substance being studied as a mouth rinse treatment for oral mucositis (painful mouth sores) caused by cancer therapy. It is a type of nonsteroidal anti-inflammatory drug (NSAID).

BEP

An abbreviation for a chemotherapy combination used to treat ovarian and testicular germ cell tumors. It includes the drugs bleomycin sulfate, etoposide phosphate, and cisplatin (Platinol). Also called BEP regimen.

BEP regimen

An abbreviation for a chemotherapy combination used to treat ovarian and testicular germ cell tumors. It includes the drugs bleomycin sulfate, etoposide phosphate, and cisplatin (Platinol). Also called BEP.

bereavement

A state of sadness, grief, and mourning after the loss of a loved one.

bergamot

A type of orange tree grown in Italy. The essential oil from the peel of this orange is used in perfume, to get rid of insects, and to flavor tea. Bergamot oil is also used in aromatherapy for depression, anxiety, and poor digestion. The scientific name for the bergamot orange tree is Citrus bergamia.

best practice

In medicine, treatment that experts agree is appropriate, accepted, and widely used. Health care providers are obligated to provide patients with the best practice. Also called standard of care and standard therapy.

beta alethine

A substance that is being studied in the treatment of cancer. It belongs to a family of chemicals called disulfides.

beta carotene

A substance found in yellow and orange fruits and vegetables and in dark green, leafy vegetables. The body can make vitamin A from beta carotene. Beta carotene is being studied in the prevention of some types of cancer. It is a type of antioxidant.

beta cell neoplasm

An abnormal mass that grows in the beta cells of the pancreas that make insulin. Beta cell neoplasms are usually benign (not cancer). They secrete insulin and are the most common cause of low blood sugar caused by having too much insulin in the body. Also called beta cell tumor of the pancreas, insulinoma, and pancreatic insulin-producing tumor.

beta cell tumor of the pancreas

An abnormal mass that grows in the beta cells of the pancreas that make insulin. Beta cell tumors of the pancreas are usually benign (not cancer). They secrete insulin and are the most common cause of low blood sugar caused by having too much insulin in the body. Also called beta cell neoplasm, insulinoma, and pancreatic insulin-producing tumor.

beta hemolytic streptococcus group B

A type of bacterium often found in the vagina. It can cause systemic infections in people with suppressed immune systems.

beta-2-microglobulin

A small protein normally found on the surface of many cells, including lymphocytes, and in small amounts in the blood and urine. An increased amount in the blood or urine may be a sign of certain diseases, including some types of cancer, such as multiple myeloma or lymphoma.

beta-endorphin

A substance produced in the brain, especially in the pituitary gland, that blocks the sensation of pain. It is produced in response to pain, exercise, and other forms of stress. It is a type of polypeptide hormone.

beta-glucan

A substance found in bacteria, plants, and certain foods, such as baker’s yeast, cereal grains, and mushrooms. It is a type of polysaccharide that is made of a string of glucose (sugar) molecules joined together. Beta-glucan may stimulate the immune system and help kill cancer cells. It is being studied in the treatment of cancer. It is a type of biological response modifier.

beta-hCG

A hormone normally found in the blood and urine during pregnancy. It may also be produced by some tumor cells. An increased level of beta-hCG may be a sign of cancer of the testis, uterus, ovary, liver, stomach, pancreas, or lung. Beta-hCG may also be produced in response to certain conditions that are not cancer. Beta-hCG is being studied in the treatment of Kaposi sarcoma. Also called beta-human chorionic gonadotropin.

beta-human chorionic gonadotropin

A hormone normally found in the blood and urine during pregnancy. It may also be produced by some tumor cells. An increased level of beta-human chorionic gonadotropin may be a sign of cancer of the testis, uterus, ovary, liver, stomach, pancreas, or lung. Beta-human chorionic gonadotropin may also be produced in response to certain conditions that are not cancer. Beta-human chorionic gonadotropin is being studied in the treatment of Kaposi sarcoma. Also called beta-hCG.

bevacizumab

A drug used to treat several types of cancer, including certain types of colorectal, lung, breast, and kidney cancers and glioblastoma. It is also being studied in the treatment of other types of cancer. Bevacizumab binds to vascular endothelial growth factor (VEGF) and may prevent the growth of new blood vessels that tumors need to grow. It is a type of antiangiogenesis agent and a type of monoclonal antibody. Also called Avastin.

bexarotene

A drug used to treat skin problems caused by cutaneous T-cell lymphoma that have not gotten better after other treatment. It is also being studied in the treatment of other types of cancer. Bexarotene is a type of retinoid. Also called LGD1069 and Targretin.

Bexxar

A combination of drugs used to treat certain types of B-cell non-Hodgkin lymphoma. It is also being studied in the treatment of other types of cancer. Bexxar is made up of a monoclonal antibody called tositumomab and a form of tositumomab that is linked to a radioactive substance called iodine I 131. It is a type of radioimmunoconjugate. Also called Bexxar regimen, iodine I 131 tositumomab, and tositumomab and iodine I 131 tositumomab.

Bexxar regimen

A combination of drugs used to treat certain types of B-cell non-Hodgkin lymphoma. It is also being studied in the treatment of other types of cancer. Bexxar regimen is made up of a monoclonal antibody called tositumomab and a form of tositumomab that is linked to a radioactive substance called iodine I 131. It is a type of radioimmunoconjugate. Also called Bexxar, iodine I 131 tositumomab, and tositumomab and iodine I 131 tositumomab.