Growth-Factor Signaling Research
IGF-1 LR3 1mg — Long R3 IGF-1 Research Peptide
IGF-1 LR3 1mg, also known as
Long R3 IGF-1, is a modified analog of
insulin-like growth factor 1 developed for experimental research
involving IGF-1 receptor signaling, cellular growth
pathways, metabolism and growth-factor biology.
Its modified structure distinguishes it from endogenous IGF-1
and makes it a widely recognized compound in laboratory
growth-factor research.
IGF-1 LR3
Long R3 IGF-1
1mg
IGF1R Research
Research Use Only
Compound
IGF-1 LR3
Content
1mg
Common Name
Long R3 IGF-1
Research Target
IGF-1 Receptor
What Is IGF-1 LR3?
IGF-1 LR3 is a modified analog of
insulin-like growth factor 1 (IGF-1), an endogenous signaling
molecule involved in growth-factor biology.
The abbreviation LR3 refers to
Long R3. The molecule differs structurally from
native IGF-1 through an amino-acid substitution at position 3
together with an additional N-terminal peptide extension.
These structural modifications alter the molecule's interaction
with IGF-binding proteins while retaining its relevance to
IGF-1 receptor (IGF1R) signaling research.
This makes IGF-1 LR3 useful in experimental systems designed to
investigate growth-factor receptor activation, intracellular
signaling and cellular responses under controlled laboratory
conditions.
Structural Research
IGF-1 LR3 vs Native IGF-1
IGF-1 LR3 should not be confused with unmodified endogenous
IGF-1. Although the molecules are closely related, LR3 was
engineered with structural changes that affect its biochemical
behavior.
Native Molecule
IGF-1
Endogenous IGF-1 is a peptide growth factor involved in a
complex biological system that includes IGF receptors and
multiple IGF-binding proteins.
Modified Analog
Long R3 IGF-1
IGF-1 LR3 incorporates an arginine substitution at the third
position and an N-terminal extension, creating a modified
research analog with altered binding-protein interactions.
IGF-1 Receptor Signaling Research
A major area of IGF-1 LR3 research centers on the
IGF-1 receptor (IGF1R).
IGF1R is a receptor tyrosine kinase. Ligand binding can initiate
intracellular signaling networks that researchers investigate in
relation to cellular growth, survival, differentiation and
metabolism.
Two frequently investigated downstream signaling systems are the
PI3K/AKT and MAPK/ERK pathways.
These pathways participate in broad cellular signaling networks and
are studied across many experimental models.
IGF1R
Investigation of IGF-1 receptor binding and activation.
PI3K / AKT
Research involving intracellular metabolic and cellular
signaling pathways.
MAPK / ERK
Investigation of signaling associated with cellular responses
to growth factors.
Cellular Growth & Differentiation Research
Growth factors are important experimental tools for investigating
how extracellular signals influence cellular behavior.
IGF-associated signaling has therefore been studied in laboratory
models examining cell proliferation, differentiation,
protein synthesis, survival signaling and cellular metabolism.
IGF-1 LR3 provides researchers with a modified IGF analog for
investigating these pathways while separately characterizing the
effects of its altered molecular structure.
Metabolic Signaling Research
The IGF signaling network intersects with several pathways involved
in cellular nutrient sensing and metabolic regulation.
Experimental research can therefore use IGF-1 LR3 to examine
relationships among growth-factor signaling, glucose
metabolism, amino-acid signaling, protein synthesis and cellular
energy pathways.
These are mechanistic research areas and should not be interpreted
as evidence of a therapeutic effect from IGF-1 LR3.
IGF-1 LR3 Research Areas
Growth-Factor Biology
Investigation of signaling initiated by growth-factor receptor
systems.
IGF1R Signaling
Experimental characterization of IGF-1 receptor activity.
Cellular Proliferation
Laboratory investigation of growth-associated cellular
signaling.
Cell Differentiation
Research into signaling associated with changes in cellular
state and phenotype.
Protein Synthesis
Investigation of signaling pathways involved in cellular
protein regulation.
Metabolic Biology
Study of interactions between growth-factor and metabolic
signaling networks.
IGF-1 LR3 1mg Research Specifications
Compound
IGF-1 LR3
Content
1mg
Alternative Name
Long R3 IGF-1
Compound Type
Modified IGF-1 Analog
Primary Research Target
IGF-1 Receptor (IGF1R)
Research Category
Growth-Factor Signaling
Why Is Long R3 IGF-1 Studied?
Long R3 IGF-1 is scientifically interesting because it combines
recognizable IGF-1 receptor activity with structural modifications
that distinguish it from endogenous IGF-1.
Researchers can therefore use the molecule to investigate both
IGF receptor signaling and how structural changes
to a growth-factor analog influence its biochemical interactions.
This has made IGF-1 LR3 a recurring experimental compound in
studies involving growth-factor biology, receptor signaling and
cellular metabolism.
IGF-1 LR3 1mg FAQ
What is IGF-1 LR3?
IGF-1 LR3, or Long R3 IGF-1, is a structurally modified analog
of insulin-like growth factor 1 used in laboratory research
involving IGF receptor signaling and growth-factor biology.
What does LR3 mean in IGF-1 LR3?
LR3 refers to Long R3. The analog contains an arginine
substitution at position three along with an N-terminal peptide
extension relative to native IGF-1.
Is IGF-1 LR3 the same as native IGF-1?
No. IGF-1 LR3 is a modified analog of IGF-1 and has structural
differences that alter aspects of its biochemical behavior,
including interactions with IGF-binding proteins.
What receptor is associated with IGF-1 LR3 research?
A primary research target is the insulin-like growth factor 1
receptor, commonly abbreviated IGF1R.
What pathways are investigated in IGF-1 research?
IGF-associated research frequently examines downstream signaling
systems including PI3K/AKT and MAPK/ERK, along with broader
cellular growth and metabolic signaling networks.
What is the strength of this IGF-1 LR3 product?
This research product contains 1mg of IGF-1 LR3 per vial.
Is IGF-1 LR3 1mg intended for human use?
No. This material is supplied strictly for laboratory and
research purposes and is not intended for human or veterinary use.
For Research Use Only
IGF-1 LR3 1mg is supplied strictly for laboratory, analytical and
research purposes. It is not intended for human or veterinary use,
consumption, diagnosis, treatment, prevention or mitigation of
disease. References to growth, metabolism, protein synthesis,
cellular proliferation or other biological processes describe
mechanisms and areas of scientific investigation and do not
constitute therapeutic or performance claims.