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Steroid 5 Alpha Reductase 1 (SRD5a1)

3-Oxo-5 Alpha-Steroid Delta 4-Dehydrogenase Alpha 1

SRD5a1 isozyme is not detectable in the fetus, is transiently expressed in newborn skin and scalp, and is permanently expressed in skin from the time of puberty. There was no qualitative difference in 5-alpha-reductase type 1 expression between adult balding versus nonbalding scalp. The type 2 isozyme was transiently expressed in skin and scalp of newborns. Type 2 is the predominant isozyme detectable in fetal genital skin, in male accessory sex organs, and in the prostate, including benign prostatic hyperplasia and prostate adenocarcinoma tissues. These results were considered consistent with 5-alpha-reductase type 1 being responsible for the virilization in type 2-deficient subjects during puberty and suggested that the type 2 isozyme may be an initiating factor in the development of male pattern baldness.

Organism species: Homo sapiens (Human)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Hu01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Hu01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Hu01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Hu01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Hu01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Mus musculus (Mouse)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Mu01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Mu01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Mu01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Mu01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Mu01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Rattus norvegicus (Rat)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Ra01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Ra01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Ra01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Ra01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Ra01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Canis familiaris; Canine (Dog)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Ca01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Ca01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Ca01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Ca01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Ca01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Sus scrofa; Porcine (Pig)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Po01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Po01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Po01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Po01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Po01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Bos taurus; Bovine (Cattle)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Bo01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Bo01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Bo01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Bo01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Bo01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Oryctolagus cuniculus (Rabbit)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Rb01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Rb01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Rb01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Rb01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Rb01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Organism species: Rhesus monkey (Simian)

PRODUCT TYPE CATALOG NO. PRODUCT NAME APPLICATIONS
Proteins RPM111Mo01 Recombinant Steroid 5 Alpha Reductase 1 (SRD5a1) Positive Control; Immunogen; SDS-PAGE; WB.
Antibodies MAM111Mo01 Monoclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IP.
PAM111Mo01 Polyclonal Antibody to Steroid 5 Alpha Reductase 1 (SRD5a1) WB; IHC; ICC; IF.
Assay Kits CLM111Mo01 CLIA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) CLIA assay for Antigen Detection
ELM111Mo01 ELISA Kit for Steroid 5 Alpha Reductase 1 (SRD5a1) Enzyme-linked immunosorbent assay for Antigen Detection

Reference

"Structural and biochemical properties of cloned and expressed human and rat steroid 5 alpha-reductases."
Proc. Natl. Acad. Sci. U.S.A. 87:3640-3644(1990) [PubMed] [Europe PMC] [Abstract]

"Characterization and chromosomal mapping of a human steroid 5 alpha-reductase gene and pseudogene and mapping of the mouse homologue."
Genomics 11:1102-1112(1991) [PubMed] [Europe PMC] [Abstract]

"Gene expression profiling in the human hypothalamus-pituitary-adrenal axis and full-length cDNA cloning."
Proc. Natl. Acad. Sci. U.S.A. 97:9543-9548(2000) [PubMed] [Europe PMC] [Abstract]

"Complete sequencing and characterization of 21,243 full-length human cDNAs."
Nat. Genet. 36:40-45(2004) [PubMed] [Europe PMC] [Abstract]

"The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)."
Genome Res. 14:2121-2127(2004) [PubMed] [Europe PMC] [Abstract]

"New steroid 5alpha-reductase type I (SRD5A1) homologous sequences on human chromosomes 6 and 8."
Pflugers Arch. 442:R187-R189(2001) [PubMed] [Europe PMC] [Abstract]

"N-terminal acetylome analyses and functional insights of the N-terminal acetyltransferase NatB."
Proc. Natl. Acad. Sci. U.S.A. 109:12449-12454(2012) [PubMed] [Europe PMC] [Abstract]