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    Host Cell Protein

    Host Cell Proteins: these are process-related impurities, expressed by the host cell used for production of biopharmaceutical proteins. Host cells express many of their own proteins that can easily contaminate the recombinant protein drug.

    Trending News

    • OCT 24, 2021
      Microbiology
      New Treatment Approach Uses Bacteria to Deliver Drugs to Cancer Cells
      New Treatment Approach Uses Bacteria to Deliver Drugs to Cancer Cells
      Bacteria can be found almost everywhere, and they can serve many beneficial purposes. Scientists are now using bacterial ...
      Written By: Carmen Leitch
      1
      OCT 22, 2021
      Genetics & Genomics
      Studying the Evolution of SARS-CoV-2 in One Patient Over 324 Days
      Studying the Evolution of SARS-CoV-2 in One Patient Over 324 Days
      To clear a viral infection, the human body has to mount an effective immune response. After detecting the pathogen, immu ...
      Written By: Carmen Leitch
      1
      OCT 14, 2021
      Genetics & Genomics
      RSV Infections Can Modify Host Immune Gene Activity
      RSV Infections Can Modify Host Immune Gene Activity
      Respiratory syncytial virus (RSV) are thought to be incredibly common; research has suggested that almost everyone is ev ...
      Written By: Carmen Leitch
      1
      OCT 07, 2021
      Clinical & Molecular DX
      Computational Crystal Ball Predicts Which COVID Variants Are More Dangerous
      Computational Crystal Ball Predicts Which COVID Variants Are More Dangerous
      Viruses are natures shapeshifters; their genomes are in a constant state of flux as they divide in their hosts. Over tim ...
      Written By: Tara Fernandes
      2
      SEP 27, 2021
      Microbiology
      Rift Valley Fever's Infectious Secret is Revealed
      Rift Valley Fever's Infectious Secret is Revealed
      Rift Valley fever virus is carried by mosquitoes, and when it's passed to livestock including cattle, goats, and sheep, ...
      Written By: Carmen Leitch
      2
      SEP 23, 2021
      Cell & Molecular Biology
      A New DNA Editor Hidden in a Microbial Jumping Gene
      A New DNA Editor Hidden in a Microbial Jumping Gene
      The technology for CRISPR originated in a bacterial immune defense system. Now, the team of one of the researchers who h ...
      Written By: Carmen Leitch
      1
      SEP 19, 2021
      Microbiology
      How a Bacterial Molecule Turns Plants to 'Zombies'
      How a Bacterial Molecule Turns Plants to 'Zombies'
      Some parasites are known to turn their hosts into mindless servants, or zombies, that only function to serve the parasit ...
      Written By: Carmen Leitch
      3
      SEP 12, 2021
      Cell & Molecular Biology
      What Happens When Two Viruses Infect the Same Cell?
      What Happens When Two Viruses Infect the Same Cell?
      Pathgenic microbes that infect cells can affect each other. It's not unusual for people with viral respiratory infection ...
      Written By: Carmen Leitch
      1
      AUG 24, 2021
      Immunology
      Women Produce More COVID Antibodies Than Men
      Women Produce More COVID Antibodies Than Men
      An exploration into the human immune response after a COVID-19 infection has revealed a surprising finding: women produc ...
      Written By: Tara Fernandes
      2
      AUG 18, 2021
      Microbiology
      Researchers Learn How a 'Crop-Killing' Bacterium Infects Plant Cells
      Researchers Learn How a 'Crop-Killing' Bacterium Infects Plant Cells
      In a world with a growing population and a changing environment, food security is an important issue. Scientists have be ...
      Written By: Carmen Leitch
      1
      AUG 16, 2021
      Health & Medicine
      Why is the Delta variant causing more infections?
      Why is the Delta variant causing more infections?
      New research suggests that the Delta variant is more infectious than the original COVID-19 virus.
      Written By: Brittany Kenyon-Flatt
      3
      AUG 16, 2021
      Cell & Molecular Biology
      New UTI Models Reveal More About These Tough Infections
      New UTI Models Reveal More About These Tough Infections
      If bacteria, usually Escherichia coli, get into the urethra, they can cause a urinary tract infection (UTI). These are s ...
      Written By: Carmen Leitch
      2
      AUG 13, 2021
      Cell & Molecular Biology
      Taking Aim at the Sugar Coat of the SARS-CoV-2 Spike Protein
      Taking Aim at the Sugar Coat of the SARS-CoV-2 Spike Protein
      We've learned a lot about the virus that causes COVID-19, SARS-CoV-2, in the past year and a half. Researchers know the ...
      Written By: Carmen Leitch
      1
      AUG 12, 2021
      Immunology
      Anticoagulants Target a Weak Spot in Coronavirus Variants
      Anticoagulants Target a Weak Spot in Coronavirus Variants
      Australian researchers have found a new molecular binding site on the coronavirus that causes COVID-19, a discovery that ...
      Written By: Tara Fernandes
      3
      AUG 03, 2021
      Immunology
      Some Neutralizing Antibodies Make COVID Worse
      Some Neutralizing Antibodies Make COVID Worse
      Antibodies are specialized proteins produced as part of the body's immune response. Neutralizing antibodies bind to ...
      Written By: Tara Fernandes
      1
      AUG 01, 2021
      Microbiology
      Some Insects Can Fight Off Parasites with Genes From a Virus
      Some Insects Can Fight Off Parasites with Genes From a Virus
      The genetic action in this 'evolutionary arms races' involves gene swapping and three organisms.
      Written By: Carmen Leitch
      1
      JUL 28, 2021
      Microbiology
      Histones May Be Essential to Amoeba-Infecting Viruses
      Histones May Be Essential to Amoeba-Infecting Viruses
      Histones are proteins that are used to organize and compact DNA. Some giant viruses called Marseilleviridae have also be ...
      Written By: Carmen Leitch
      1
      JUL 18, 2021
      Genetics & Genomics
      Researchers Find Strange 'Borg' DNA - It's Assimilating
      Researchers Find Strange 'Borg' DNA - It's Assimilating
      Our environment is full of DNA molecules. While researchers have become concerned about DNA waste material that's ac ...
      Written By: Carmen Leitch
      1
      JUL 17, 2021
      Microbiology
      Fungi Can be a Healthy or Destructive Part of the Gut Microbiome
      Fungi Can be a Healthy or Destructive Part of the Gut Microbiome
      Scientists have been revealing the importance of gut bacteria; the huge numbers of bacterial species in our gastrointest ...
      Written By: Carmen Leitch
      2
      JUN 21, 2021
      Cardiology
      Researchers Find Evidence That Gut Microbes Affect Stroke Severity
      Researchers Find Evidence That Gut Microbes Affect Stroke Severity
      Research has indicated that there is a connection between gut microbes and heart health. Now scientists are revealing so ...
      Written By: Carmen Leitch
      1
      MAY 31, 2021
      Microbiology
      How a Retrovirus Can Turn Infectious
      How a Retrovirus Can Turn Infectious
      This image by Martin Obr, PhD of IST Austria shows a structure called a capsid that shields viral genetic material and h ...
      Written By: Carmen Leitch
      3
      MAY 28, 2021
      Genetics & Genomics
      Some Biofilms Seem to Activate Cancer Genes
      Some Biofilms Seem to Activate Cancer Genes
      New research assessed bacterial and fungal biofilms, tenacious microbial communities that are tougher than small groups ...
      Written By: Carmen Leitch
      1
      MAY 18, 2021
      Immunology
      A Silver Bullet Against COVID Variants?
      A Silver Bullet Against COVID Variants?
      Canadian researchers have discovered an antiviral drug that blocks the SARS-CoV-2 virus from infecting lung cells. Promi ...
      Written By: Tara Fernandes
      2 1
      MAY 04, 2021
      Cell & Molecular Biology
      A Potential Weakness in SARS-CoV-2 is Caught on Video
      A Potential Weakness in SARS-CoV-2 is Caught on Video
      You can see the spike protein of the virus in action in this video.
      Written By: Carmen Leitch
      1
    OCT 24, 2021
    Microbiology
    New Treatment Approach Uses Bacteria to Deliver Drugs to Cancer Cells
    New Treatment Approach Uses Bacteria to Deliver Drugs to Cancer Cells
    Bacteria can be found almost everywhere, and they can serve many beneficial purposes. Scientists are now using bacterial ...
    Written By: Carmen Leitch
    1
    OCT 22, 2021
    Genetics & Genomics
    Studying the Evolution of SARS-CoV-2 in One Patient Over 324 Days
    Studying the Evolution of SARS-CoV-2 in One Patient Over 324 Days
    To clear a viral infection, the human body has to mount an effective immune response. After detecting the pathogen, immu ...
    Written By: Carmen Leitch
    1
    OCT 14, 2021
    Genetics & Genomics
    RSV Infections Can Modify Host Immune Gene Activity
    RSV Infections Can Modify Host Immune Gene Activity
    Respiratory syncytial virus (RSV) are thought to be incredibly common; research has suggested that almost everyone is ev ...
    Written By: Carmen Leitch
    1
    OCT 07, 2021
    Clinical & Molecular DX
    Computational Crystal Ball Predicts Which COVID Variants Are More Dangerous
    Computational Crystal Ball Predicts Which COVID Variants Are More Dangerous
    Viruses are natures shapeshifters; their genomes are in a constant state of flux as they divide in their hosts. Over tim ...
    Written By: Tara Fernandes
    2
    SEP 27, 2021
    Microbiology
    Rift Valley Fever's Infectious Secret is Revealed
    Rift Valley Fever's Infectious Secret is Revealed
    Rift Valley fever virus is carried by mosquitoes, and when it's passed to livestock including cattle, goats, and sheep, ...
    Written By: Carmen Leitch
    2
     
     
  • SEP 23, 2021
    Cell & Molecular Biology
    A New DNA Editor Hidden in a Microbial Jumping Gene
    A New DNA Editor Hidden in a Microbial Jumping Gene
    The technology for CRISPR originated in a bacterial immune defense system. Now, the team of one of the researchers who h ...
    Written By: Carmen Leitch
    1
    SEP 19, 2021
    Microbiology
    How a Bacterial Molecule Turns Plants to 'Zombies'
    How a Bacterial Molecule Turns Plants to 'Zombies'
    Some parasites are known to turn their hosts into mindless servants, or zombies, that only function to serve the parasit ...
    Written By: Carmen Leitch
    3
    SEP 12, 2021
    Cell & Molecular Biology
    What Happens When Two Viruses Infect the Same Cell?
    What Happens When Two Viruses Infect the Same Cell?
    Pathgenic microbes that infect cells can affect each other. It's not unusual for people with viral respiratory infection ...
    Written By: Carmen Leitch
    1
    AUG 24, 2021
    Immunology
    Women Produce More COVID Antibodies Than Men
    Women Produce More COVID Antibodies Than Men
    An exploration into the human immune response after a COVID-19 infection has revealed a surprising finding: women produc ...
    Written By: Tara Fernandes
    2
    AUG 18, 2021
    Microbiology
    Researchers Learn How a 'Crop-Killing' Bacterium Infects Plant Cells
    Researchers Learn How a 'Crop-Killing' Bacterium Infects Plant Cells
    In a world with a growing population and a changing environment, food security is an important issue. Scientists have be ...
    Written By: Carmen Leitch
    1
     
     
  • AUG 16, 2021
    Health & Medicine
    Why is the Delta variant causing more infections?
    Why is the Delta variant causing more infections?
    New research suggests that the Delta variant is more infectious than the original COVID-19 virus.
    Written By: Brittany Kenyon-Flatt
    3
    AUG 16, 2021
    Cell & Molecular Biology
    New UTI Models Reveal More About These Tough Infections
    New UTI Models Reveal More About These Tough Infections
    If bacteria, usually Escherichia coli, get into the urethra, they can cause a urinary tract infection (UTI). These are s ...
    Written By: Carmen Leitch
    2
    AUG 13, 2021
    Cell & Molecular Biology
    Taking Aim at the Sugar Coat of the SARS-CoV-2 Spike Protein
    Taking Aim at the Sugar Coat of the SARS-CoV-2 Spike Protein
    We've learned a lot about the virus that causes COVID-19, SARS-CoV-2, in the past year and a half. Researchers know the ...
    Written By: Carmen Leitch
    1
    AUG 12, 2021
    Immunology
    Anticoagulants Target a Weak Spot in Coronavirus Variants
    Anticoagulants Target a Weak Spot in Coronavirus Variants
    Australian researchers have found a new molecular binding site on the coronavirus that causes COVID-19, a discovery that ...
    Written By: Tara Fernandes
    3
    AUG 03, 2021
    Immunology
    Some Neutralizing Antibodies Make COVID Worse
    Some Neutralizing Antibodies Make COVID Worse
    Antibodies are specialized proteins produced as part of the body's immune response. Neutralizing antibodies bind to ...
    Written By: Tara Fernandes
    1
     
     
  • AUG 01, 2021
    Microbiology
    Some Insects Can Fight Off Parasites with Genes From a Virus
    Some Insects Can Fight Off Parasites with Genes From a Virus
    The genetic action in this 'evolutionary arms races' involves gene swapping and three organisms.
    Written By: Carmen Leitch
    1
    JUL 28, 2021
    Microbiology
    Histones May Be Essential to Amoeba-Infecting Viruses
    Histones May Be Essential to Amoeba-Infecting Viruses
    Histones are proteins that are used to organize and compact DNA. Some giant viruses called Marseilleviridae have also be ...
    Written By: Carmen Leitch
    1
    JUL 18, 2021
    Genetics & Genomics
    Researchers Find Strange 'Borg' DNA - It's Assimilating
    Researchers Find Strange 'Borg' DNA - It's Assimilating
    Our environment is full of DNA molecules. While researchers have become concerned about DNA waste material that's ac ...
    Written By: Carmen Leitch
    1
    JUL 17, 2021
    Microbiology
    Fungi Can be a Healthy or Destructive Part of the Gut Microbiome
    Fungi Can be a Healthy or Destructive Part of the Gut Microbiome
    Scientists have been revealing the importance of gut bacteria; the huge numbers of bacterial species in our gastrointest ...
    Written By: Carmen Leitch
    2
    JUN 21, 2021
    Cardiology
    Researchers Find Evidence That Gut Microbes Affect Stroke Severity
    Researchers Find Evidence That Gut Microbes Affect Stroke Severity
    Research has indicated that there is a connection between gut microbes and heart health. Now scientists are revealing so ...
    Written By: Carmen Leitch
    1
     
     
  • MAY 31, 2021
    Microbiology
    How a Retrovirus Can Turn Infectious
    How a Retrovirus Can Turn Infectious
    This image by Martin Obr, PhD of IST Austria shows a structure called a capsid that shields viral genetic material and h ...
    Written By: Carmen Leitch
    3
    MAY 28, 2021
    Genetics & Genomics
    Some Biofilms Seem to Activate Cancer Genes
    Some Biofilms Seem to Activate Cancer Genes
    New research assessed bacterial and fungal biofilms, tenacious microbial communities that are tougher than small groups ...
    Written By: Carmen Leitch
    1
    MAY 18, 2021
    Immunology
    A Silver Bullet Against COVID Variants?
    A Silver Bullet Against COVID Variants?
    Canadian researchers have discovered an antiviral drug that blocks the SARS-CoV-2 virus from infecting lung cells. Promi ...
    Written By: Tara Fernandes
    2 1
    MAY 04, 2021
    Cell & Molecular Biology
    A Potential Weakness in SARS-CoV-2 is Caught on Video
    A Potential Weakness in SARS-CoV-2 is Caught on Video
    You can see the spike protein of the virus in action in this video.
    Written By: Carmen Leitch
    1
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