SKU: 28615602549

IL-4 Protein, Human

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Description

IL-4 Protein, HumanProduct Specification Species Human Synonyms IL4; IL 4; interleukin 4; MGC79402; pitrakinra; B cell growth factor 1; BCDF; BCGF1; BCGF 1; binetrakin; BSF1; BSF 1; BSF 1 Accession P05112 1 Amino Acid Sequence His25 Ser153 Expression System HEK293 Molecular Weight The protein has a predicted MW of 14. 96 kDa. Due to glycosylation, the protein migrates to 23 25 kDa based on Bis Tris PAGE result. Purity > 95% as determined by Bis Tris PAGE& HPLC Endotoxin

Product Specification


Species Human
Synonyms IL4; IL-4; interleukin 4; MGC79402; pitrakinra; B cell growth factor 1; BCDF; BCGF1; BCGF-1; binetrakin; BSF1; BSF-1; BSF-1
Accession P05112-1
Amino Acid Sequence

His25-Ser153

Expression System HEK293
Molecular Weight The protein has a predicted MW of 14.96 kDa. Due to glycosylation, the protein migrates to 23-25 kDa based on Bis-Tris PAGE result.
Purity > 95% as determined by Bis-Tris PAGE& HPLC
Endotoxin <1EU/μg
Conjugation Unconjugated
Tag No Tag
Physical Appearance Lyophilized powder
Storage Buffer

PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.

Reconstitution Reconstitute no more than 1 mg/mL according to the size in deionized water after rapid centrifugation.
Stability & Storage
12 months from date of receipt, -20 to -70 °C as supplied.
3 months, -20 to -70 °C under sterile conditions after reconstitution.
1 week, 2 to 8 °C under sterile conditions after reconstitution.
Please avoid repeated freeze-thaw cycles.

Background

Interleukin-4, also known as IL4, is a secreted protein which belongs to the IL-4 / IL-13 family. Interleukin-4 / IL4 has many biological roles, including the stimulation of activated B-cell and T-cell proliferation.In the presence of IL-4 and IL-13, cytokines that are produced in a Th-2 type response, particularly during allergy and parasitic infections, macrophages become differentially activated, And this cytokine is a ligand for interleukin 4 receptor.

Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
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SKU: 28615602549

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4.2 ★★★★★
Based on 23 reviews
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Rick J
Bozeman, US
★★★★★ 5
Great Vest
this golf vest is amazing. It’s very well-made. It fits well, I’m a double X and I’m 62 and a slice of pizza from 230 pounds. I just love it and plan to buy more. I believe it’s gonna wear very well, but I’ll let you all know in a month or two after I’ve worn it a couple times and washed it a couple times.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 24, 2026
B
Verified Purchase
Billy D.
Boise, US
★★★★★ 4
As Advertised!
Product arrived promptly & well-packaged (shrink wrapped packaged & enclosed inside additional box). Golf vest was received "as advertised" & appears to be of good quality. Vest was fairly priced & is very comfy, lightweight, stylish & wrinkle resistant. Purchased as a gift for my adult son for his future golf adventures. Size/fit will need to be determined by my son when he prepares for his next golf outing. Very pleased with my purchase & will consider additional purchases from seller in the future.
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Reviewed in the United States on December 29, 2025
S
Verified Purchase
Stephen Szczygiel
Natrona Heights, US
★★★★★ 5
Hold vest
Color: Red, Size: 3X-Large
Great look & fit !
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
T
Verified Purchase
Trey
Phoenix, US
★★★★★ 5
Great vest
Color: Dark Grey, Size: X-Large
This lil vest is awesome. A little thicker than I expected but perfect for my cool office. Looks like it cost twice as much. I had my company info put on it and looks like it cost 150.
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Reviewed in the United States on April 16, 2026
D
Verified Purchase
D.L. OHollaren, Jr.
Draper, US
★★★★★ 3
fit
Snug fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2025

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