Product Info Summary
| SKU: | PA1773 |
|---|---|
| Size: | 100 μg/vial |
| Reactive Species: | Human, Mouse, Rat |
| Host: | Rabbit |
| Application: | IHC, WB |
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Product info
Product Name
Anti-Rab5/RAB5A Antibody Picoband®
SKU/Catalog Number
PA1773
BA2550 is an alternative SKU for this antibody, used in previous lots.
Size
100 μg/vial
Form
Lyophilized
Description
Boster Bio Anti-Rab5/RAB5A Antibody catalog # PA1773. Tested in IHC, WB applications. This antibody reacts with Human, Mouse, Rat. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.
Storage & Handling
Store at -20˚C for one year from date of receipt. After reconstitution, at 4˚C for one month. It can also be aliquotted and stored frozen at -20˚C for six months. Avoid repeated freeze-thaw cycles.
Cite This Product
Anti-Rab5/RAB5A Antibody Picoband® (Boster Biological Technology, Pleasanton CA, USA, Catalog # PA1773)
Host
Rabbit
Contents
Each vial contains antibody formulated with stabilizing components, 0.9mg NaCl, 0.2mg Na2HPO4, 0.05mg Thimerosal, 0.05mg NaN3.
*This antibody is supplied in a stabilized formulation.
Compatibility with conjugation reactions depends on the chemistry of the conjugation method used.
For conjugation methods that are not compatible with the stabilizing components present in this formulation, a carrier-free antibody format is required.
Clonality
Polyclonal
Isotype
Rabbit IgG
Immunogen
A synthetic peptide corresponding to a sequence in the middle region of human Rab5, identical to the related rat and mouse sequences.
Cross-reactivity
No cross-reactivity with other proteins
Reactive Species
PA1773 is reactive to RAB5A in Human, Mouse, Rat
Observed Molecular Weight
24 kDa
Calculated molecular weight
23.7 kDa
Background of RAB5A
RAB5A (Ras-associated protein RAB5A), also called RAB5, is a protein that in humans is encoded by the RAB5A gene. RAB5 is a rate-limiting component of the machinery regulating the kinetics of membrane traffic in the early endocytic pathway. The RAB5A gene is mapped on 3p24.3. RAB5 is indispensable for a form of receptor tyrosine kinase-induced actin remodeling called circular ruffling. It signals to the actin cytoskeleton through RNTRE, a RAB5-specific GTPase-activating protein (GAP). RAB5 activity on phagosome membranes began to increase on disassembly of the actin coat encapsulating phagosomes. In addition, RAB5 activation is either continuous or repetitive for up to 10 minutes, but it ends before the collapse of engulfed apoptotic cells. Expression of a dominant-negative mutant of RAB5 delayed this collapse of apoptotic thymocytes, showing a role for RAB5 in phagosome maturation.
Antibody Validation
Boster validates all antibodies on WB, IHC, ICC, Immunofluorescence, and ELISA with known positive control and negative samples to ensure specificity and high affinity, including thorough antibody incubations.
Application & Images
Applications
PA1773 is guaranteed for IHC, WB Boster Guarantee
Assay Dilutions Recommendation
The recommendations below provide a starting point for assay optimization. The actual working concentration varies and should be decided by the user.
Immunohistochemistry (Paraffin-embedded Section), 0.5-1μg/ml, Human, Rat, Mouse
Western blot, 0.1-0.5μg/ml, Human, Mouse, Rat
Positive Control
WB: human K562 whole cell, human MCF-7 whole cell, human U251 whole cell, human PC-3 whole cell, rat brain tissue, rat C6 whole cell, mouse brain tissue, mouse Neuro-2a whole cell
IHC: Rat Brain Tissue
Validation Images & Assay Conditions
Click image to see more details
Western blot analysis of RAB5A using anti-RAB5A antibody (PA1773).
Electrophoresis was performed on a 12% SDS-PAGE gel at 80V (Stacking gel) / 120V (Resolving gel) for 2 hours. The sample well of each lane was loaded with 30 ug of sample under reducing conditions.
Lane 1: human K562 whole cell lysates,
Lane 2: human MCF-7 whole cell lysates,
Lane 3: human U251 whole cell lysates,
Lane 4: human PC-3 whole cell lysates,
Lane 5: rat brain tissue lysates,
Lane 6: rat C6 whole cell lysates,
Lane 7: mouse brain tissue lysates,
Lane 8: mouse Neuro-2a whole cell lysates.
After electrophoresis, proteins were transferred to a nitrocellulose membrane at 150 mA for 50-90 minutes. Blocked the membrane with 5% non-fat milk/TBS for 1.5 hour at RT. The membrane was incubated with rabbit anti-RAB5A antigen affinity purified polyclonal antibody (PA1773) at 0.5 μg/mL overnight at 4°C, then washed with TBS-0.1%Tween 3 times with 5 minutes each and probed with a goat anti-rabbit IgG-HRP secondary antibody (Catalog # BA1054) at a dilution of 1:5000 for 1.5 hour at RT. The signal is developed using an ECL Plus Western Blotting Substrate (Catalog # AR1196-200) with Tanon 5200 system. A specific band was detected for RAB5A at approximately 24 kDa. The expected band size for RAB5A is at 24 kDa.
Click image to see more details
Anti-Rab5 antibody, PA1773, IHC(P)
IHC(P):Rat Brain Tissue
Click image to see more details
IHC analysis of RAB5A using anti-RAB5A antibody (PA1773).
RAB5A was detected in a paraffin-embedded section of human liver tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 2 μg/ml rabbit anti-RAB5A Antibody (PA1773) overnight at 4°C. Peroxidase Conjugated Goat Anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using HRP Conjugated Rabbit IgG Super Vision Assay Kit (Catalog # SV0002) with DAB as the chromogen.
Click image to see more details
IHC analysis of RAB5A using anti-RAB5A antibody (PA1773).
RAB5A was detected in a paraffin-embedded section of human liver cancer tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 2 μg/ml rabbit anti-RAB5A Antibody (PA1773) overnight at 4°C. Peroxidase Conjugated Goat Anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using HRP Conjugated Rabbit IgG Super Vision Assay Kit (Catalog # SV0002) with DAB as the chromogen.
Click image to see more details
IHC analysis of RAB5A using anti-RAB5A antibody (PA1773).
RAB5A was detected in a paraffin-embedded section of human liver cancer tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 2 μg/ml rabbit anti-RAB5A Antibody (PA1773) overnight at 4°C. Peroxidase Conjugated Goat Anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using HRP Conjugated Rabbit IgG Super Vision Assay Kit (Catalog # SV0002) with DAB as the chromogen.
Click image to see more details
IHC analysis of RAB5A using anti-RAB5A antibody (PA1773).
RAB5A was detected in a paraffin-embedded section of human liver tissue. Heat mediated antigen retrieval was performed in EDTA buffer (pH 8.0, epitope retrieval solution). The tissue section was blocked with 10% goat serum. The tissue section was then incubated with 2 μg/ml rabbit anti-RAB5A Antibody (PA1773) overnight at 4°C. Peroxidase Conjugated Goat Anti-rabbit IgG was used as secondary antibody and incubated for 30 minutes at 37°C. The tissue section was developed using HRP Conjugated Rabbit IgG Super Vision Assay Kit (Catalog # SV0002) with DAB as the chromogen.
Click image to see more details
Specific Publications For Anti-Rab5/RAB5A Antibody Picoband® (PA1773)
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Customer Q&As
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16 Customer Q&As for Anti-Rab5/RAB5A Antibody Picoband®
Question
Is a blocking peptide available for product anti-Rab5/RAB5A antibody (PA1773)?
S. Kulkarni
Verified customer
Asked: 2020-05-01
Answer
We do provide the blocking peptide for product anti-Rab5/RAB5A antibody (PA1773). If you would like to place an order for it please contact support@bosterbio.com and make a special request.
Boster Scientific Support
Answered: 2020-05-01
Question
I see that the anti-Rab5/RAB5A antibody PA1773 works with IHC, what is the protocol used to produce the result images on the product page?
Verified Customer
Verified customer
Asked: 2020-04-03
Answer
You can find protocols for IHC on the "support/technical resources" section of our navigation menu. If you have any further questions, please send an email to support@bosterbio.com
Boster Scientific Support
Answered: 2020-04-03
Question
Is this PA1773 anti-Rab5/RAB5A antibody reactive to the isotypes of RAB5A?
Verified Customer
Verified customer
Asked: 2020-04-02
Answer
The immunogen of PA1773 anti-Rab5/RAB5A antibody is A synthetic peptide corresponding to a sequence in the middle region of human Rab5(138-155aa ANKRAVDFQEAQSYADDN), identical to the related rat and mouse sequences. Could you tell me which isotype you are interested in so I can help see if the immunogen is part of this isotype?
Boster Scientific Support
Answered: 2020-04-02
Question
My team were happy with the WB result of your anti-Rab5/RAB5A antibody. However we have observed positive staining in substantia nigra cell membrane using this antibody. Is that expected? Could you tell me where is RAB5A supposed to be expressed?
Verified Customer
Verified customer
Asked: 2020-02-21
Answer
Based on literature, substantia nigra does express RAB5A. Generally RAB5A expresses in cell membrane. Regarding which tissues have RAB5A expression, here are a few articles citing expression in various tissues:
Brain, and Subthalamic nucleus, Pubmed ID: 14702039
Cervix carcinoma, Pubmed ID: 11062261, 18669648
Cervix, and Placenta, Pubmed ID: 15489334
Melanoma, Pubmed ID: 17081065
Boster Scientific Support
Answered: 2020-02-21
Question
See below the WB image, lot number and protocol we used for cervix carcinoma using anti-Rab5/RAB5A antibody PA1773. Please let me know if you require anything else.
Verified Customer
Verified customer
Asked: 2020-02-20
Answer
Thank you very much for the data. Our lab team are working to resolve this as quickly as possible, and we appreciate your patience and understanding! You have provided everything we needed. Please let me know if there is anything you need in the meantime.
Boster Scientific Support
Answered: 2020-02-20
Question
I would like to test anti-Rab5/RAB5A antibody PA1773 on rat cervix carcinoma for research purposes, then I may be interested in using anti-Rab5/RAB5A antibody PA1773 for diagnostic purposes as well. Is the antibody suitable for diagnostic purposes?
Verified Customer
Verified customer
Asked: 2020-01-03
Answer
The products we sell, including anti-Rab5/RAB5A antibody PA1773, are only intended for research use. They would not be suitable for use in diagnostic work. If you have the means to develop a product into diagnostic use, and are interested in collaborating with us and develop our product into an IVD product, please contact us for more discussions.
Boster Scientific Support
Answered: 2020-01-03
Question
We bought anti-Rab5/RAB5A antibody for WB on cervix carcinoma a few months ago. I am using rat, and I plan to use the antibody for IHC next. We need examining cervix carcinoma as well as cervix placenta in our next experiment. Could you please give me some suggestion on which antibody would work the best for IHC?
Verified Customer
Verified customer
Asked: 2019-12-05
Answer
I have checked the website and datasheets of our anti-Rab5/RAB5A antibody and it seems that PA1773 has been tested on rat in both WB and IHC. Thus PA1773 should work for your application. Our Boster satisfaction guarantee will cover this product for IHC in rat even if the specific tissue type has not been validated. We do have a comprehensive range of products for IHC detection and you can check out our website bosterbio.com to find out more information about them.
Boster Scientific Support
Answered: 2019-12-05
Question
Does anti-Rab5/RAB5A antibody PA1773 work for IHC with cervix carcinoma?
Verified Customer
Verified customer
Asked: 2019-10-07
Answer
According to the expression profile of cervix carcinoma, RAB5A is highly expressed in cervix carcinoma. So, it is likely that anti-Rab5/RAB5A antibody PA1773 will work for IHC with cervix carcinoma.
Boster Scientific Support
Answered: 2019-10-07
Question
Thanks for helping with my inquiry over the phone. Here are the WB image, lot number and protocol we used for cervix carcinoma using anti-Rab5/RAB5A antibody PA1773. Let me know if you need anything else.
Verified Customer
Verified customer
Asked: 2019-09-12
Answer
We appreciate the data. You have provided everything we needed. Our lab team are working to resolve your inquiry as quickly as possible, and we appreciate your patience and understanding! Please let me know if there is anything you need in the meantime.
Boster Scientific Support
Answered: 2019-09-12
Question
Do you have a BSA free version of anti-Rab5/RAB5A antibody PA1773 available?
Verified Customer
Verified customer
Asked: 2019-08-26
Answer
I appreciate your recent telephone inquiry. I can confirm that some lots of this anti-Rab5/RAB5A antibody PA1773 are BSA free. For now, these lots are available and we can make a BSA free formula for you free of charge. It will take 3 extra days to prepare. If you require this antibody BSA free again in future, please do not hesitate to contact me and I will be pleased to check which lots we have in stock that are BSA free.
Boster Scientific Support
Answered: 2019-08-26
Question
We have been able to see staining in mouse brain subthalamic nucleus. Any tips? Is anti-Rab5/RAB5A antibody supposed to stain brain subthalamic nucleus positively?
Verified Customer
Verified customer
Asked: 2019-03-20
Answer
From what I have seen in literature brain subthalamic nucleus does express RAB5A. From what I have seen in Uniprot.org, RAB5A is expressed in substantia nigra, brain, brain subthalamic nucleus, cervix placenta, cervix carcinoma, melanoma, among other tissues. Regarding which tissues have RAB5A expression, here are a few articles citing expression in various tissues:
Brain, and Subthalamic nucleus, Pubmed ID: 14702039
Cervix carcinoma, Pubmed ID: 11062261, 18669648
Cervix, and Placenta, Pubmed ID: 15489334
Melanoma, Pubmed ID: 17081065
Boster Scientific Support
Answered: 2019-03-20
Question
I am interested in using your anti-Rab5/RAB5A antibody for receptor internalization involved in canonical wnt signaling pathway studies. Has this antibody been tested with western blotting on rat ovary tissue? We would like to see some validation images before ordering.
J. Taylor
Verified customer
Asked: 2018-07-12
Answer
I appreciate your inquiry. This PA1773 anti-Rab5/RAB5A antibody is validated on rat ovary tissue, brain tissue, tissue lysate, human placenta tissue, hela cell lysate, 293t cell lysate, colo320 cell lysate, mm453 cell lysate. It is guaranteed to work for IHC, WB in human, mouse, rat. Our Boster guarantee will cover your intended experiment even if the sample type has not been be directly tested.
Boster Scientific Support
Answered: 2018-07-12
Question
We are currently using anti-Rab5/RAB5A antibody PA1773 for rat tissue, and we are well pleased with the IHC results. The species of reactivity given in the datasheet says human, mouse, rat. Is it possible that the antibody can work on canine tissues as well?
Verified Customer
Verified customer
Asked: 2018-01-16
Answer
The anti-Rab5/RAB5A antibody (PA1773) has not been tested for cross reactivity specifically with canine tissues, though there is a good chance of cross reactivity. We have an innovator award program that if you test this antibody and show it works in canine you can get your next antibody for free. Please contact me if I can help you with anything.
Boster Scientific Support
Answered: 2018-01-16
Question
I was wanting to use your anti-Rab5/RAB5A antibody for IHC for rat cervix carcinoma on frozen tissues, but I want to know if it has been validated for this particular application. Has this antibody been validated and is this antibody a good choice for rat cervix carcinoma identification?
Verified Customer
Verified customer
Asked: 2017-06-26
Answer
You can see on the product datasheet, PA1773 anti-Rab5/RAB5A antibody has been tested for IHC, WB on human, mouse, rat tissues. We have an innovator award program that if you test this antibody and show it works in rat cervix carcinoma in IHC-frozen, you can get your next antibody for free.
Boster Scientific Support
Answered: 2017-06-26
Question
Can you help my question with product PA1773, anti-Rab5/RAB5A antibody. I was wondering if it would be possible to conjugate this antibody with biotin. I would need it to be without BSA or sodium azide. I am planning on using a buffer exchange of sodium azide with PBS only. Would there be problems for me to conjugate the antibody and store it in -20 degrees in small aliquots?
S. Mitchell
Verified customer
Asked: 2017-06-12
Answer
We do not recommend storing this antibody with PBS buffer only in -20 degrees. If you want to store it in -20 degrees it is best to add some cryoprotectant like glycerol. If you want carrier free PA1773 anti-Rab5/RAB5A antibody, we can provide it to you in a special formula with trehalose and/or glycerol. These molecules will not interfere with conjugation chemistry and provide a good level of protection for the antibody from degradation. Please be sure to specify this in your purchase order.
Boster Scientific Support
Answered: 2017-06-12
Question
Would PA1773 anti-Rab5/RAB5A antibody work on parafin embedded sections? If so, which fixation method do you recommend we use (PFA, paraformaldehyde, other)?
O. Yang
Verified customer
Asked: 2013-05-06
Answer
As indicated on the product datasheet, PA1773 anti-Rab5/RAB5A antibody as been validated on IHC. It is best to use PFA for fixation because it has better tissue penetration ability. PFA needs to be prepared fresh before use. Long term stored PFA turns into formalin, as the PFA molecules congregate and become formalin.
Boster Scientific Support
Answered: 2013-05-06


