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Testosterone in Medical Products

Free Testosterone RIA Test

Description: Only 1-2% of circulating testosterone exists as unbound or free testosterone. The majority, approximately 60%, is bound to SHBG with high affinity [1], while the remainder is loosely bound to albumin. Both the albumin-bound and free fractions may be biologically active, while SHBG effectively inhib...
Company:Diagnostic Systems Laboratories, Inc.

Ultra-Sensitive Testosterone EIA

Description: DSL-10-49200 is a rapid, direct enzyme immunoassay (EIA) kit that provides materials for the quantitative measurement of testosterone in serum. This kit requires no sample extraction or pretreatment, and produces results in approximately 1 hour....
Company:Diagnostic Systems Laboratories, Inc.

Free Testosterone EIA Test

Description: Only 1-2% of circulating testosterone exists as unbound or free testosterone. The majority, approximately 60%, is bound to SHBG with high affinity [1], while the remainder is loosely bound to albumin. Both the albumin-bound and free fractions may be biologically active, while SHBG effectively inhib...
Company:Diagnostic Systems Laboratories, Inc.

SHBG IRMA Test

Description:...ively high specificity and low capacity, including testosterone and dihydrotestosterone (combined 95% bound to SHB...e inversely related to free, presumably bioactive, testosterone concentrations, and as a result a free testosterone index based on the ratio of total...
Company:Diagnostic Systems Laboratories, Inc.

Androstanediol Glucuronide RIA Test

Description:...ostanediol, a major metabolite of dihydrotestosterone (DHT) [1,2]. 3alpha-diol G has strong androgenic activity estimated at 75% of the bioactivity of testosterone [2]. Serum 3alpha-diol G is the product of intracellular reduction of DHT, and in addition, a significant proportion of serum 3alpha-diol G is derived...
Company:Diagnostic Systems Laboratories, Inc.

Androstanediol Glucuronide EIA Test

Description:...ostanediol, a major metabolite of dihydrotestosterone (DHT) [1,2]. 3alpha-diol G has strong androgenic activity estimated at 75% of the bioactivity of testosterone [2]. Serum 3alpha-diol G is the product of intracellular reduction of DHT, and in addition, a significant proportion of serum 3alpha-diol G is derived...
Company:Diagnostic Systems Laboratories, Inc.

Androstenedione EIA Test

Description:...and and gonads, is the immediate precursor to both testosterone and estrone, both of which may be subsequently con...vity, estimated at ~(less than or equal to) 20% of testosterone [1]. However, serum androstenedione levels often exceed testosterone in both normal and disease states. Secretion and p...
Company:Diagnostic Systems Laboratories, Inc.

Androstenedione RIA Test

Description:...and and gonads, is the immediate precursor to both testosterone and estrone, both of which may be subsequently con...vity, estimated at ~(less than or equal to) 20% of testosterone [1]. However, serum androstenedione levels often exceed testosterone in both normal and disease states. Secretion and p...
Company:Diagnostic Systems Laboratories, Inc.

DHEA RIA Test

Description:... the gonads [1,2,3]. DHEA serves as a precursor in testosterone and estrogen synthesis, and has relatively weak androgenic activity, estimated at ~10% that of testosterone [1]. However, in neonates, peripubertal children a...lating DHEA levels may be several-fold higher than testosterone concentrations, and rapid peripheral tissue conver...
Company:Diagnostic Systems Laboratories, Inc.

DHEA EIA Test

Description:... the gonads [1,2,3]. DHEA serves as a precursor in testosterone and estrogen synthesis, and has relatively weak androgenic activity, estimated at ~10% that of testosterone [1]. However, in neonates, peripubertal children a...lating DHEA levels may be several-fold higher than testosterone concentrations, and rapid peripheral tissue conver...
Company:Diagnostic Systems Laboratories, Inc.

Testosterone RIA Test

Description:...lly secreted androgens [1]. In postpubertal males, testosterone is secreted primarily by the testes with only a sm...omen, it has been estimated that over 50% of serum testosterone is derived from peripheral conversion of androsten...ovary, with the remainder from direct secretion of testosterone by these glands [2,3]. The majority of circulating...
Company:Diagnostic Systems Laboratories, Inc.

DHT RIA Test

Description:... potent naturally occurring androgen produced from testosterone through the action of cholestenone 5a-reductase [1...ex-hormone binding globulin [3]. In fetal life, testosterone causes virilization of the Wolffian ducts while DH... in life presumably due to the natural increase in testosterone levels [2]. Miller WL: Molecular biology of st...
Company:Diagnostic Systems Laboratories, Inc.

DHEA-S-7 RIA Test

Description:...he major C19 steroid secreted by the adrenal cortex, and is a precursor for testosterone and estrogen biosynthesis. DHEA possesses relatively weak androgenic activity, which for unsulfated DHEA has been estimated at ~10% that of testosterone [1]. However, the bioactivity of DHEA-S may be increased by its relatively ...
Company:Diagnostic Systems Laboratories, Inc.

DHEA-S-7 EIA Test

Description:...he major C19 steroid secreted by the adrenal cortex, and is a precursor for testosterone and estrogen biosynthesis. DHEA possesses relatively weak androgenic activity, which for unsulfated DHEA has been estimated at ~10% that of testosterone [1]. However, the bioactivity of DHEA-S may be increased by its relatively ...
Company:Diagnostic Systems Laboratories, Inc.

DHEA-S-7 (saliva) EIA Test

Description:...he major C19 steroid secreted by the adrenal cortex, and is a precursor for testosterone and estrogen biosynthesis. DHEA possesses relatively weak androgenic activity, which for unsulfated DHEA has been estimated at ~10% that of testosterone [1]. However, the bioactivity of DHEA-S may be increased by its relatively ...
Company:Diagnostic Systems Laboratories, Inc.

DHEA-S RIA Test

Description:...he major C19 steroid secreted by the adrenal cortex, and is a precursor for testosterone and estrogen biosynthesis. DHEA possesses relatively weak androgenic activity, which for unsulfated DHEA has been estimated at ~10% that of testosterone [1]. However, the bioactivity of DHEA-S may be increased by its relatively ...
Company:Diagnostic Systems Laboratories, Inc.

FSH ELISA Test

Description:...ls of LH and FSH secretion. In men, FSH stimulates testicular synthesis of inhibin and androgen binding protein in Sertoli cells, and acts with LH and testosterone to stimulate spermatogenesis. Measurement of FSH levels in serum are useful in the diagnosis and treatment of pituitary gland and gonadal disorders. ...
Company:Diagnostic Systems Laboratories, Inc.

FSH IRMA Test

Description:...ls of LH and FSH secretion. In men, FSH stimulates testicular synthesis of inhibin and androgen binding protein in Sertoli cells, and acts with LH and testosterone to stimulate spermatogenesis. Measurement of FSH levels in serum are useful in the diagnosis and treatment of pituitary gland and gonadal disorders. ...
Company:Diagnostic Systems Laboratories, Inc.

LH ELISA Test

Description:...esulting in low levels of LH secretion. In men, LH stimulates production of testosterone by the Leydig cells and acts with FSH and testosterone to stimulate spermatogenesis. The measurement of LH in serum is useful in t...
Company:Diagnostic Systems Laboratories, Inc.

LH IRMA Test

Description:...esulting in low levels of LH secretion. In men, LH stimulates production of testosterone by the Leydig cells and acts with FSH and testosterone to stimulate spermatogenesis. The measurement of LH in serum is useful in t...
Company:Diagnostic Systems Laboratories, Inc.

17a-OH Progesterone RIA Test

Description:... actions of 21-hyroxylase and 11-hyroxylase. In both the adrenal glands and ovaries, 17alpha-OH-P can be converted to androstenedione (a precursor for testosterone and estradiol), by 17,20-lyase. Measurement of circulating 17alpha-OH-P levels is a standard tool for clinical assessment of 21-hydroxylase deficiency...
Company:Diagnostic Systems Laboratories, Inc.

17a-OH Progesterone EIA Test

Description:... actions of 21-hyroxylase and 11-hyroxylase. In both the adrenal glands and ovaries, 17alpha-OH-P can be converted to androstenedione (a precursor for testosterone and estradiol), by 17,20-lyase. Measurement of circulating 17alpha-OH-P levels is a standard tool for clinical assessment of 21-hydroxylase deficiency...
Company:Diagnostic Systems Laboratories, Inc.

Testosterone Enzyme Immunoassay Test Kit

Description:... The testosterone Enzyme Immunoassay is intended for the quantitative determination of testosterone concentration in human serum. No special pretreatment of the sample is nece...
Company:BioCheck, Inc.

Testosterone ELISA

Description:... The testosterone ELISA is intended for the quantitative determination of testosterone concentration in human serum. No special pretreatment of the sample is nec...
Company:Calbiotech, Inc.

Testosterone EIA kit

Description:...ompetitive EIA for the quantitative measurement of testosterone in human serum or plasma. A specific agent displaces testosterone from binding proteins, making it available for antibody binding. testosterone then equilibrates with an anti-Testosterone antibo...
Company:Immunometrics

Testosterone EIA

Description:... DSL-10-49300 is a rapid, direct enzyme immunoassay (EIA) kit that provides materials for the quantitative measurement of testosterone in saliva. This assay requires no sample extraction or pretreatment....
Company:Diagnostic Systems Laboratories, Inc.

Testosterone EIA Test

Description:...lly secreted androgens [1]. In postpubertal males, testosterone is secreted primarily by the testes with only a sm...omen, it has been estimated that over 50% of serum testosterone is derived from peripheral conversion of androsten...ovary, with the remainder from direct secretion of testosterone by these glands [2,3]. The majority of circulating...
Company:Diagnostic Systems Laboratories, Inc.

Estradiol, Ultra-Sensitive RIA Test

Description:...iol (E2) is the most potent, naturally secreted estrogen and is the major estrogen produced by the ovary [1]. In the ovary, estradiol is produced from testosterone [1,2], and from estrone, a less potent estrogen derived from androstenedione. Estrone and estradiol are interconverted in many body tissues. In men, s...
Company:Diagnostic Systems Laboratories, Inc.

Estradiol RIA Test

Description:...iol (E2) is the most potent, naturally secreted estrogen and is the major estrogen produced by the ovary [1]. In the ovary, estradiol is produced from testosterone [1,2], and from estrone, a less potent estrogen derived from androstenedione. Estrone and estradiol are interconverted in many body tissues. In men, s...
Company:Diagnostic Systems Laboratories, Inc.

Estradiol EIA Test

Description:...iol (E2) is the most potent, naturally secreted estrogen and is the major estrogen produced by the ovary [1]. In the ovary, estradiol is produced from testosterone [1,2], and from estrone, a less potent estrogen derived from androstenedione. Estrone and estradiol are interconverted in many body tissues. In men, s...
Company:Diagnostic Systems Laboratories, Inc.

3rd Generation Estradiol RIA Test

Description:...iol (E2) is the most potent, naturally secreted estrogen and is the major estrogen produced by the ovary [1]. In the ovary, estradiol is produced from testosterone [1,2], and from estrone, a less potent estrogen derived from androstenedione. Estrone and estradiol are interconverted in many body tissues. In men, s...
Company:Diagnostic Systems Laboratories, Inc.

Testosterone EIA Reproductive Markers 020-DR-1559

Description:... testosterone is the most important androgen secreted into the blood. In males, testosterone is secreted primarily by the Leydig cells of the testes; in females ca. 50% of circulating testosterone is derived from peripheral conversion of androst...
Company:ALPCO Diagnostics
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