Investigation of the effect of salt additives in Protein L affinity chromatography for the purification of tandem single-chain variable fragment bispecific antibodies.

abstract：:High physical stability is required for the development of monoclonal antibodies (mAbs) into successful therapeutic products. Developability assays are used to predict physical stability issues such as high viscosity and poor conformational stability, but protein aggregation remains a challenging property to predict. ...

journal_title：mAbs

authors： Kopp MRG,Wolf Pérez AM,Zucca MV,Capasso Palmiero U,Friedrichsen B,Lorenzen N,Arosio P

更新日期：2020-01-01 00:00:00

abstract：:Accurate measurement and functional characterization of antibody Fc domain N-linked glycans is critical to successful biosimilar development. Here, we describe the application of methods to accurately quantify and characterize the N-linked glycans of 2 IgG1 biosimilars with effector function activity, and show the pot...

journal_title：mAbs

authors： Brady LJ,Velayudhan J,Visone DB,Daugherty KC,Bartron JL,Coon M,Cornwall C,Hinckley PJ,Connell-Crowley L

更新日期：2015-01-01 00:00:00

abstract：:Highly concentrated antibody solutions often exhibit high viscosities, which present a number of challenges for antibody-drug development, manufacturing and administration. The antibody sequence is a key determinant for high viscosity of highly concentrated solutions; therefore, a sequence- or structure-based tool tha...

journal_title：mAbs

authors： Agrawal NJ,Helk B,Kumar S,Mody N,Sathish HA,Samra HS,Buck PM,Li L,Trout BL

更新日期：2016-01-01 00:00:00

abstract：:The importance of antibodies in activating immune responses against tumors is now better appreciated with the emergence of checkpoint blockade antibodies and with engineered antibody Fc domains featuring enhanced capacity to focus potent effector cells against cancer cells. Antibodies designed with Fc regions of the I...

journal_title：mAbs

authors： Josephs DH,Spicer JF,Karagiannis P,Gould HJ,Karagiannis SN

更新日期：2014-01-01 00:00:00

abstract：:A mono-specific antibody may recruit a second antigen binding specificity, thus converting to a dual-specific Two-in-One antibody through mutation at the light chain complementarity-determining regions (CDRs). It is, however, unknown whether mutation at the heavy chain CDRs may evolve such dual specificity. Herein, we...

journal_title：mAbs

authors： Lee CV,Koenig P,Fuh G

更新日期：2014-05-01 00:00:00

abstract：:Antibody engineering must be accompanied by mapping strategies focused on identifying the epitope recognized by each antibody to define its unique functional identity. High throughput fine specificity determination remains technically challenging. We review recent experiences aimed at revisiting the oldest and most ex...

journal_title：mAbs

authors： Rojas G,Tundidor Y,Infante YC

更新日期：2014-01-01 00:00:00

abstract：:Antibodies provide immune protection by recognizing antigens of diverse chemical properties, but elucidating the amino acid sequence-function relationships underlying the specificity and affinity of antibody-antigen interactions remains challenging. We designed and constructed phage-displayed synthetic antibody librar...

journal_title：mAbs

authors： Jian JW,Chen HS,Chiu YK,Peng HP,Tung CP,Chen IC,Yu CM,Tsou YL,Kuo WY,Hsu HJ,Yang AS

更新日期：2019-02-01 00:00:00

abstract：:While many antibody therapeutics are formulated at low concentration (~10-20 mg/mL) for intravenous administration, high concentration (> 100 mg/mL) formulations may be required for subcutaneous delivery in certain clinical indications. For such high concentration formulations, product color is more apparent due to th...

journal_title：mAbs

authors： Derfus GE,Dizon-Maspat J,Broddrick JT,Velayo AC,Toschi JD,Santuray RT,Hsu SK,Winter CM,Krishnan R,Amanullah A

更新日期：2014-05-01 00:00:00

abstract：:Despite availability of biologic therapies, limited patient access to many of the most-effective cancer treatments affects overall health outcomes. To address this issue, many governments have enacted legislation for the approval of biosimilars. The term "biosimilar" refers to a biologic product that is developed to b...

journal_title：mAbs

authors： Socinski MA,Curigliano G,Jacobs I,Gumbiner B,MacDonald J,Thomas D

更新日期：2015-01-01 00:00:00

abstract：:Antibodies are routinely used to study the activity of transcription factors, using various in vitro and in vivo approaches such as electrophoretic mobility shift assay, enzyme-linked immunosorbent assay, genome-wide method analysis coupled with next generation sequencing, or mass spectrometry. More recently, a new ap...

journal_title：mAbs

authors： Fontaine FR,Goodall S,Prokop JW,Howard CB,Moustaqil M,Kumble S,Rasicci DT,Osborne GW,Gambin Y,Sierecki E,Jones ML,Zuegg J,Mahler S,Francois M

更新日期：2018-05-01 00:00:00

abstract：:In recent years, capillary electrophoresis-sodium dodecyl sulfate (cSDS) has been widely used for high resolution separation and quantification of the fragments and aggregates of monoclonal antibodies (mAbs) to ensure the quality of mAb therapeutics. However, identification of the low-molecular-weight (LMW) and high-m...

journal_title：mAbs

authors： Wang WH,Cheung-Lau J,Chen Y,Lewis M,Tang QM

更新日期：2019-10-01 00:00:00

abstract：:Efficient production of large quantities of therapeutic antibodies is becoming a major goal of the pharmaceutical industry. We developed a proprietary expression system using a polyprotein precursor-based approach to antibody expression in mammalian cells. In this approach, the coding regions for heavy and light chain...

journal_title：mAbs

authors： Gion WR,Davis-Taber RA,Regier DA,Fung E,Medina L,Santora LC,Bose S,Ivanov AV,Perilli-Palmer BA,Chumsae CM,Matuck JG,Kunes YZ,Carson GR

更新日期：2013-07-01 00:00:00

abstract：:Genomic studies have been revolutionized by the use of next generation sequencing (NGS) that delivers huge amounts of sequence information in a short span of time. The number of applications for NGS is rapidly expanding and significantly transforming many areas of life sciences. The field of antibody research and disc...

journal_title：mAbs

authors： Fischer N

更新日期：2011-01-01 00:00:00

abstract：:In the present study, we conducted a Phase 1 study of a recombinant anti-EGFR monoclonal antibody (CMAB009) that has the same amino acid sequence as cetuximab. The purpose of this study was to evaluate the safety, pharmacokinetics, and potential benefit of CMAB009 in Chinese patients with advanced chemotherapy-resista...

journal_title：mAbs

authors： Wang C,He X,Zhou B,Li J,Li B,Qian W,Hou S,Wang H,Shi Y,Guo Y

更新日期：2011-01-01 00:00:00

abstract：:High titer (>10 g/L) monoclonal antibody (mAb) cell culture processes are typically achieved by maintaining high viable cell densities over longer culture durations. A corresponding increase in the solids and sub-micron cellular debris particle levels are also observed. This higher burden of solids (≥15%) and sub-micr...

journal_title：mAbs

authors： McNerney T,Thomas A,Senczuk A,Petty K,Zhao X,Piper R,Carvalho J,Hammond M,Sawant S,Bussiere J

更新日期：2015-01-01 00:00:00

abstract：:The B cell antigen receptor repertoire is highly diverse and constantly modified by clonal selection. High-throughput DNA sequencing (HTS) of the lymphocyte repertoire (Rep-Seq) represents a promising technology to explore such diversity ex-vivo and assist in the identification of antigen-specific antibodies based on ...

journal_title：mAbs

authors： Cortina-Ceballos B,Godoy-Lozano EE,Sámano-Sánchez H,Aguilar-Salgado A,Velasco-Herrera Mdel C,Vargas-Chávez C,Velázquez-Ramírez D,Romero G,Moreno J,Téllez-Sosa J,Martínez-Barnetche J

更新日期：2015-01-01 00:00:00

abstract：:Neutralizing antibody responses to the surface glycoproteins of enveloped viruses play an important role in immunity. Many of these glycoproteins, including the severe acute respiratory syndrome-coronavirus (SARS-CoV) spike (S) protein form trimeric units in the membrane of the native virion. There is substantial expe...

journal_title：mAbs

authors： Berry JD,Hay K,Rini JM,Yu M,Wang L,Plummer FA,Corbett CR,Andonov A

更新日期：2010-01-01 00:00:00

abstract：:Ectodomains of target antigens for antibody-based therapies can be shed from the target cell surface and found in sera of patients. Shed ectodomains of therapeutic targets not only pose the risk of sequestering therapeutic antibodies but, in a multimeric form, of triggering T cell activation by bispecific antibodies b...

journal_title：mAbs

authors： Petsch S,Gires O,Rüttinger D,Denzel S,Lippold S,Baeuerle PA,Wolf A

更新日期：2011-01-01 00:00:00

abstract：:A dual-specific, tetravalent immunoglobulin G-like molecule, termed dual variable domain immunoglobulin (DVD-Ig™), is engineered to block two targets. Flexibility modulates Fc receptor and complement binding, but could result in undesirable cross-linking of surface antigens and downstream signaling. Understanding the ...

journal_title：mAbs

authors： Correia I,Sung J,Burton R,Jakob CG,Carragher B,Ghayur T,Radziejewski C

更新日期：2013-05-01 00:00:00

abstract：:MPDL3280A is a human monoclonal antibody that targets programmed cell death-1 ligand 1 (PD-L1), and exerts anti-tumor activity mainly by blocking PD-L1 interaction with programmed cell death-1 (PD-1) and B7.1. It is being investigated as a potential therapy for locally advanced or metastatic malignancies. The purpose ...

journal_title：mAbs

authors： Deng R,Bumbaca D,Pastuskovas CV,Boswell CA,West D,Cowan KJ,Chiu H,McBride J,Johnson C,Xin Y,Koeppen H,Leabman M,Iyer S

更新日期：2016-01-01 00:00:00

abstract：:Blockade of immune checkpoint pathways by programmed cell death protein 1 (PD-1) antibodies has demonstrated broad clinical efficacy against a variety of malignancies. Sintilimab, a highly selective, fully human monoclonal antibody (mAb), blocks the interaction of PD-1 and its ligands and has demonstrated clinical ben...

journal_title：mAbs

authors： Wang J,Fei K,Jing H,Wu Z,Wu W,Zhou S,Ni H,Chen B,Xiong Y,Liu Y,Peng B,Yu D,Jiang H,Liu J

更新日期：2019-11-01 00:00:00

abstract：:Monoclonal antibodies are used with great success in many different therapeutic domains. In order to satisfy the growing demand and to lower the production cost of these molecules, many alternative systems have been explored. Among them, the baculovirus/insect cells system is a good candidate. This system is very safe...

journal_title：mAbs

authors： Cérutti M,Golay J

更新日期：2012-05-01 00:00:00

abstract：:Multispecific antibody formats provide a promising platform for the development of novel therapeutic concepts that could facilitate the generation of safer, more effective pharmaceuticals. However, the production and use of such antibody-based multispecifics is often made complicated by: 1) the instability of the anti...

journal_title：mAbs

authors： Egan TJ,Diem D,Weldon R,Neumann T,Meyer S,Urech DM

更新日期：2017-01-01 00:00:00

abstract：:Monoclonal antibodies play an increasingly important role for the development of new drugs across multiple therapy areas. The term 'developability' encompasses the feasibility of molecules to successfully progress from discovery to development via evaluation of their physicochemical properties. These properties includ...

journal_title：mAbs

authors： Bailly M,Mieczkowski C,Juan V,Metwally E,Tomazela D,Baker J,Uchida M,Kofman E,Raoufi F,Motlagh S,Yu Y,Park J,Raghava S,Welsh J,Rauscher M,Raghunathan G,Hsieh M,Chen YL,Nguyen HT,Nguyen N,Cipriano D,Fayadat-Dilma

更新日期：2020-01-01 00:00:00

abstract：:We describe here the identification of a stop codon TAA (Stop) → GAA (Glu) = Stop221E mutation on the light chain of a recombinant IgG1 antibody expressed in a Chinese hamster ovary (CHO) cell line. The extended light chain variants, which were caused by translation beyond the mutated stop codon to the next alternativ...

journal_title：mAbs

authors： Zhang T,Huang Y,Chamberlain S,Romeo T,Zhu-Shimoni J,Hewitt D,Zhu M,Katta V,Mauger B,Kao YH

更新日期：2012-11-01 00:00:00

abstract：:The Fc glycosylation of therapeutic antibodies is crucial for their effector functions and their behavior in pharmacokinetics and pharmacodynamics. To monitor the Fc glycosylation in bioprocess development and characterization,high-throughput techniques for glycosylation analysis are needed. Here, we describe the deve...

journal_title：mAbs

authors： Reusch D,Haberger M,Kailich T,Heidenreich AK,Kampe M,Bulau P,Wuhrer M

更新日期：2014-01-01 00:00:00

abstract：:The cervical mucosa of women who are highly exposed to HIV-1, yet remain persistently seronegative (HEPS), presents a unique opportunity to study the dynamics of an immune compartment potentially capable of preventing HIV-1 infection. Herein, we provide a detailed characterization of the immunoglobulin repertoire of c...

journal_title：mAbs

authors： Gaudet RG,Breden F,Plummer F,Berry JD

更新日期：2011-03-01 00:00:00

abstract：:Genetically encoded fluorescent antibodies are desirable for many applications in biotechnology, proteomics, microscopy, cell biology and molecular diagnostics, although efficient production of fluorescent IgGs in mammalian cells has been hampered by different and mutually incompatible secretion- and folding-requireme...

journal_title：mAbs

authors： Haas AK,von Schwerin C,Matscheko D,Brinkmann U

更新日期：2010-11-01 00:00:00

abstract：:Colorectal cancer represents the second most common cause of cancer-related death. The human A33 transmembrane glycoprotein is a validated tumor-associated antigen, expressed in 95% of primary and metastatic colorectal cancers. Using phage display technology, we generated a human monoclonal antibody (termed A2) specif...

journal_title：mAbs

authors： Murer P,Plüss L,Neri D

更新日期：2020-01-01 00:00:00

abstract：:Optimization of biophysical properties is a critical success factor for the developability of monoclonal antibodies with potential therapeutic applications. The inter-domain disulfide bond between light chain (Lc) and heavy chain (Hc) in human IgG1 lends structural support for antibody scaffold stability, optimal anti...

journal_title：mAbs

authors： Shen Y,Zeng L,Zhu A,Blanc T,Patel D,Pennello A,Bari A,Ng S,Persaud K,Kang YK,Balderes P,Surguladze D,Hindi S,Zhou Q,Ludwig DL,Snavely M

更新日期：2013-05-01 00:00:00