Episodios

  • Simplify your science ― why 1-step RT-PCR is a game changer
    Jul 23 2025

    In this episode of Speaking of Mol Bio, Aistė Serapinaite, an experienced R&D scientist, shares her insights into the world of 1-Step RT-PCR—a method that simplifies RNA analysis by combining reverse transcription and PCR amplification in a single reaction. She explains how traditional RNA workflows once lengthy, multi-step processes were prone to errors and contamination, and how 1-Step RT-PCR has transformed this landscape with speed, efficiency, and fewer handling steps.

    Listeners learn about the technical workings of 1-Step RT-PCR, including the importance of primer design, RNA quality, and essential controls to ensure reliable results. Aistė highlights the Invitrogen SuperScript IV UniPrime One-Step RT-PCR System, emphasizing features like universal annealing temperatures and high sensitivity, capable of detecting even trace levels of RNA.

    The episode also explores diverse applications, from gene expression studies and cancer biomarker detection to monitoring viral pathogens such as SARS-CoV-2 and Zika virus. While acknowledging the limitations of 1-Step RT-PCR—like the inability to archive cDNA for future assays—Aistė affirms its role as a fast, robust, and eco-friendly solution for high-throughput molecular biology labs. Whether you're new to molecular workflows or an experienced researcher, this episode offers valuable tips and tools to optimize your RNA experiments.

    Helpful resource links mentioned in this episode:

    • See how one-step RT-PCR is used for amplicon-based viral genome sequencing
    • View a video on the differences between one-step and two-step RT-PCR
    • Access the Oligo Perfect Primer Designer tool
    • Order or check out the brochure for Invitrogen SuperScript IV UniPrime One-Step RT-PCR System
    • Order Invitrogen ezDNase Enzyme

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    11 m
  • No nucleus, no problem – platelet biology and scientific communication
    Jul 9 2025

    In this episode of Speaking of Mol Bio, Dr. Beth Webb takes us deep into the world of platelets, often misunderstood components of blood that punch far above their weight in both physiological and pathological processes. As a postdoctoral researcher at the University of Leeds, Dr. Webb explores how endothelial signals influence platelet activity, and how these anucleate cell fragments play roles not only in clotting, but also in immune responses, inflammation, and diseases like cardiovascular disorders and COVID-19.

    Beth unpacks the technical challenges of isolating and analyzing platelets—particularly in RNA sequencing and qPCR—while stressing the importance of sample purity and the presence of platelet subpopulations. The conversation also touches on the hope of personalized medicine through platelet-based diagnostics and tailored antiplatelet therapies.

    Beyond the lab, Dr. Webb is an active science communicator, sharing tips on engaging broader audiences through social media, blogs, and video. She emphasizes the importance of resilience, creativity, and starting small when communicating science. Whether you're a cell biologist, a hematology enthusiast, or a fellow communicator, this episode offers something for everyone.

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    30 m
  • Boosting PCR accuracy – tips for maximizing amplification fidelity
    Jun 25 2025

    In this Mol Bio Minutes episode, Laurynas Alijošius shares a personal story that every molecular biologist can relate to—running PCR, cloning, and sequencing, only to discover frustrating errors in the DNA.

    This episode dives deep into PCR accuracy and why it matters for everything from sequencing to cloning and long-read library prep. Laurynas breaks down the major contributors to PCR error, including the fidelity of DNA polymerase, primer design flaws, template impurities, and suboptimal cycling conditions. He then offers a range of solutions—like switching to high-fidelity enzymes, using ready-to-go master mixes, and optimizing magnesium ion concentrations. He also explains how reducing cycle numbers and fine-tuning annealing temperatures can minimize unwanted amplification and ensure more reliable data.

    Whether you're troubleshooting or proactively optimizing your workflow, this episode is packed with tips and tools to help you increase PCR accuracy, reduce costs, and save time. Episode notes contain links to enzyme comparisons, primer design tools, and cycling guides to help you PCR with precision.

    Helpful resource links mentioned in this episode:

    • Thermo Scientific web tools for primer design and analysis, and more
    • The PCR Learning Center with lots of helpful tips and information
    • Learn more about PCR reagents and enzymes
    • Browse and purchase PCR enzymes and master mixes
    • Access the PCR troubleshooting guide
    • Download the molecular biology handbook

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    19 m
  • Multiomics, systems biology, and the future of genomic research
    Jun 11 2025

    In this episode of Speaking of Mol Bio, Dr. Cath Moore of the Australian Genome Research Facility (AGRF) discusses how molecular biology technologies are helping to shape Australia’s scientific landscape—from clinical genomics and conservation to bioremediation and agriculture. With over 20 years of experience in both academia and industry, Dr. Moore reflects on the remarkable evolution of genomic tools, from Sanger sequencing to high-resolution spatial multiomics.

    She unpacks AGRF’s mission to democratize access to emerging technologies and highlights its role as an early adopter of platforms that help scientists translate academic research into real-world impact. Topics include non-mass spec proteomics, mine site rehabilitation through soil microbiome analysis, and the role of systems biology in modern science.

    Dr. Moore also discusses the importance of community education and literacy around genomics, emphasizing how public understanding is key to the safe adoption of emerging technologies like synthetic biology. Finally, she shares career insights and advice for aspiring scientists: stay curious, stay broad, and don’t be afraid to pivot when your work no longer brings joy.

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    33 m
  • Fast PCR fundamentals – from instruments to enzymes
    May 28 2025

    In this Mol Bio Minutes episode, Laurynas Alijošius breaks down how to run fast PCR to save time and increase lab efficiency. He explains how to choose the right thermal cycler with fast ramp speeds, select low-volume and thin-walled PCR plastics, and use engineered DNA polymerases that offer rapid elongation and hot-start capability. Laurynas also covers practical tips for optimizing reaction components, shortening cycling protocols, and reducing waste. Whether you’re aiming to finish your experiment before dinner or streamline your workflow long-term, this episode delivers everything you need to master the art of fast PCR.

    Helpful resource links mentioned in this episode:

    • Molecular biology handbook – An extensive resource for all things molecular biology
    • Applied Biosystems thermal cyclers – Including those that support fast PCR
    • PCR consumables – Four key attributes to consider
    • PCR plastics selection tool – Find the right plastics for your instrument and fast PCR
    • DNA polymerases – Four key characteristics to know and consider
    • PCR setup optimization – Six critical things to optimize for optimal PCR results
    • Enzymes and master mixes – Get the right reagents to drive your PCR reaction
    • Cycling optimization – Instrument considerations for PCR success

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    17 m
  • The hidden language of RNA – how epigenetics is shaping medicine
    May 14 2025

    This episode teaches that innovation is born at the intersection of curiosity and persistence. Dr. Gudrun Stengel, co-founder and CEO of Alida Biosciences, reveals how her startup is transforming the landscape of RNA research through a novel technology called proximity barcoding. Dr. Stengel’s story exemplifies the power of entrepreneurial spirit in driving scientific discovery, offering a glimpse into how one idea can reshape an entire field.

    At Alida Biosciences, Dr. Stengel and her team are pioneering new tools for detecting RNA modifications, a largely unexplored realm of epigenetics. Using their proximity barcoding platform, researchers can read multiple RNA modifications simultaneously, uncovering potential biomarkers and therapeutic targets for diseases like cancer, Alzheimer’s, and diabetes. This technology bridges a critical gap in multiomics, allowing scientists to dive deeper into how epigenetic changes influence gene expression and cellular behavior.

    Beyond the lab, Dr. Stengel shares her experience as a first-time founder, balancing scientific rigor with startup life. From managing a team to fundraising, her journey underscores the importance of resilience, optimism, and maintaining a long-term vision. She also offers valuable advice for budding scientists, encouraging them to embrace challenges and remain persistent in the face of setbacks.

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    32 m
  • Sustainability made simple – greener choices in molecular biology
    Apr 22 2025

    Sustainability in the lab isn't just a trend—it's a responsibility. In this quick but powerful Mol Bio Minutes episode, sustainability expert Sune Lund Sporring shares actionable tips to reduce energy use, manage lab waste, and transition to greener materials like Thermo Fisher’s Sustain Series bio-based plastics.

    Discover the difference between bio-based and biodegradable, why second-generation feedstocks are a game-changer, and how to make low-impact changes without compromising performance. Learn how small shifts—like using aluminum beads instead of water in a bath or switching to carbon-reduced plastics—can significantly cut your lab’s carbon footprint. And remember: if greener options aren’t available, your demand can help shape the market.

    Helpful resource links mentioned in this episode:

    • My Green Lab – Facts and resources about lab sustainability
    • Energy use of fume hoods – Energy use and savings ideas for fume hoods
    • Greener by Design – Thermo Fisher’s approach to green solutions
    • Lab Armor™ Beads – A sustainable option to replace water in water baths
    • Instrument trade up program – trade in your equipment to be green and give it a second life
    • Lab plastic waste – Stats about plastic waste in labs
    • Doing something about it – Thermo Fisher’s lower carbon plastics solution
    • Sustain Series PCR plastics – Lower carbon footprint, without workflow interruption
    • Reasons to believe – Fact sheet about Sustain Series PCR plastics

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

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    10 m
  • From bats to cancer – the power of gene regulation
    Apr 9 2025

    Join us for an insightful conversation with Dr. Nadav Ahituv, a leader in human genetics and gene regulation at UCSF. He shares his personal journey from scoliosis patient to genetic researcher, exploring the mysteries of non-coding DNA, massively parallel reporter assays, and CRISPR-based therapeutic innovations.

    We dive into his lab’s diverse projects, from decoding bat wing development and diet adaptation to tackling complex diseases like scoliosis and cancer through gene modulation. Learn how cloning is used alongside technologies like AI, genome-wide sequencing, and CRISPR to revolutionize our understanding of regulatory elements and shape the future of precision medicine.

    Plus, discover how a surprising approach—using modified fat cells—could be a game-changer in cancer therapy. This episode is a must-listen for anyone fascinated by the intersection of genetics, technology, and evolution.

    Subscribe to get future episodes as they drop and if you like what you’re hearing we hope you’ll share a review or recommend the series to a colleague. 

    Visit the Invitrogen School of Molecular Biology to access helpful molecular biology resources and educational content, and please share this resource with anyone you know working in molecular biology.

    For Research Use Only. Not for use in diagnostic procedures.

    Más Menos
    34 m