Translation Control

Focused ultrasound (FUS) is a noninvasive physical delivery and control modality that penetrates deep biological tissues and induces confined mild hyperthermia to activate heat-sensitive genetic modules. In the cited 2023 study, FUS was coupled to heat-sensitive CRISPR, CRISPRa, and CRISPRi systems to enable remote spatiotemporal regulation of genome and epigenome function in live cells and animals.

Adeno-associated virus (AAV) is a viral delivery harness used to package and express CRISPR genome-editing components in vivo. In the cited literature, AAV supports single-vector delivery when smaller Cas9 orthologues and their chimeric guide RNAs fit within AAV packaging constraints, enabling robust in vivo genome editing.

Chimeric antigen receptor natural killer (CAR-NK) cells represent a promising "off-the-shelf" alternative to CAR-T cells.

Next-generation CAR designs, such as cytokine-armed CAR-T cells, may enhance T cell infiltration and persistence despite the suppressive TME.

Subsequently, we delve into cutting-edge applications of nanoparticles to enhance immune protection, including mosaic and cocktail nanoparticle vaccines, surface-modified targeting strategies, and the integration of mRNA technology with virus-like particles (VLPs).

This review examines recent advancements in nanoparticle( s) (NPs) delivery systems, with a focus on ... lipid nanoparticles (LNPs)... We discussed various NP platforms and their applications, such as ... dry powder formulations of mRNA-loaded LNPs for pulmonary delivery, and LNP-mediated siRNA delivery for respiratory infections.

Deep brain stimulation (DBS) is an established neuromodulation method used as an add-on treatment for severe Parkinson's disease and other chronic neurological conditions. In the cited review, DBS is presented primarily as the clinical benchmark for comparison with optogenetic neuromodulation.

The CRISPR/Cas9 system is a multi-component genome engineering platform derived from a bacterial defense system that uses Cas9 and guide RNA to manipulate genomic loci in living cells. It has been widely adopted for mutagenesis and genome research, with reported applications spanning basic biology, biotechnology, agriculture, medicine, epigenetic perturbation, and disease models.

CARmacrophages (CAR-M) ... not only phagocytose tumor cells and present antigens but also remodel the immunosuppressive tumor microenvironment

Key innovations in engineered NK cell therapies-including CAR-NK, cytokine armoring (e.g., IL-15), and bispecific/trispecific NK cell engagers (NKCEs)-are critically evaluated.

CRISPR/Cas9 is a bacterial type II genome editing system repurposed as a programmable nuclease for target DNA cleavage and site-specific genome modification. The supplied evidence states that it was engineered for gene editing in mammalian cells by 2013 and is used to interrupt gene expression through cleavage of target DNA.

Prime editing is mentioned in the cited review as part of the broader set of genome-editing approaches considered in bacterial genome engineering. The supplied evidence does not describe its molecular architecture, target scope, or editing outcomes.

Various CRISPR delivery systems, including viral vectors, nanocarriers, and extracellular vesicles, play crucial roles in the effective access of this tool to neural cells.

Chemogenetics is an engineering method in which target proteins are genetically engineered to interact with a designed chemical partner with high selectivity. It is used as a chemical-input strategy to manipulate protein or receptor function in cells and has also been used alongside optogenetics to perturb cellular structures such as specific microtubule subtypes.

Translational titration is an application of genetic code expansion in Bacillus subtilis that modulates protein production at the level of translation. In the cited study, it was implemented within a broad and efficient noncanonical amino acid incorporation platform that also supported click-labelling and photo-crosslinking.

The review delves into ongoing efforts in preclinical models, translational advancements, and emerging approaches such as dual-targeting CARs, armored CARs, and alternative co-stimulatory domains.

The review delves into ongoing efforts in preclinical models, translational advancements, and emerging approaches such as dual-targeting CARs, armored CARs, and alternative co-stimulatory domains.

non-viral systems such as lipid nanoparticles and engineered exosomes offer lower toxicity and modularity but face targeting limitations

Exosomes possess antigens and immunostimulatory molecules and can serve as cell-free vaccines to induce antitumor immunity. In addition, given their stability, low immunogenicity, and targeting ability, exosomes represent ideal drug delivery systems in tumor immunotherapy.

Emerging delivery vehicles (AAVs, LNPs, lentivirus, virus-like particles) and their translational implications are discussed.

Lipid-polymer hybrid nanoparticles (LPHNPs) are the next-generation nanocarriers that integrate the mechanical strength and sustained-release capacity of polymeric cores with the biocompatibility and high drug-loading efficiency of lipid shells.

To expand the potential use of contrast-enhanced ultrasound beyond intravascular applications, sub-micron agents, often called nanobubbles or ultra-fine bubbles, have recently emerged as a promising tool.

increasing clinical experience with in-vivo editing - particularly using lipid nanoparticle (LNP) and adeno-associated virus (AAV)-based platforms - that has also revealed important safety considerations

The blue-light-activated DNA template ON switch is a light-responsive DNA construct that enables transcription to be initiated by blue light. In the reported combined system, it was used with a separate light-controlled OFF switch to start transcription with one wavelength and later halt translation of the corresponding mRNA-to-protein output with a different wavelength.

Click-labelling in this context is a Bacillus subtilis genetic code expansion platform that incorporates noncanonical amino acids for click-chemistry-based protein labelling. In the cited 2021 study, it was implemented within broad and efficient stop-codon suppression systems and used alongside photo-crosslinking and translational titration applications.

Photo-crosslinking in this context is an application of genetic code expansion in Bacillus subtilis that enables light-triggered covalent capture of molecular interactions. The reported system was part of a broader noncanonical amino acid incorporation platform used for photo-crosslinking, click-labelling, and translational titration.

Here, we utilise a combination of lipid-shelled microbubbles (MBs) and ultrasound (US) to physically disperse the biofilm from the growth surface.

Adeno-associated virus (AAV) gene therapy is a promising approach for hemophilia, offering the potential for sustained therapeutic expression of coagulation factors.

This review focuses on blood cell membrane-derived nanocarriers as drug delivery and immune-regenerative platforms.

CaRTRIDGE is a mammalian synthetic biology framework that repurposes CRISPR-associated proteins as translational modulators. In this system, Cas proteins repress or activate translation of mRNAs carrying a cognate Cas-binding RNA motif in the 5′ untranslated region, and the platform can be combined with other Cas-based regulatory layers.

Cell-free systems (CFSs) have become powerful tools in synthetic biology, enabling the creation of fast, modular, and customizable biosensors without relying on living cells.

Chimeric antigen receptor natural killer (CAR-NK) cells exert dual cytotoxic effects against tumor cells through CAR-mediated antigen-specific recognition in concert with the nonspecific cytolytic activity mediated by intrinsic NK receptors.

Key innovations in engineered NK cell therapies-including CAR-NK, cytokine armoring (e.g., IL-15), and bispecific/trispecific NK cell engagers (NKCEs)-are critically evaluated.

We concentrate on three principal bioengineered platforms: (3) drug-eluting and biodegradable stents that convert passive luminal scaffolds into active, long-term drug-releasing devices

Engineered bacteriophages are emerging as a promising class of precision antimicrobials... Advances in synthetic biology and nanotechnology have made it possible to redesign phages with enhanced specificity, expanded functionality, and improved stability, positioning them as versatile tools for microbiota-centered therapies.

Engineered virus-like particles (eVLPs) have emerged as a promising class of delivery systems for genome editing agents.

Exo-nanomaterials, hybrids that fuse EV membranes with synthetic cores, aim to unite EV biocompatibility and trafficking with the loading capacity, modularity and stimulus-responsiveness of engineered nanomaterials.

We concentrate on three principal bioengineered platforms: (2) in situ-forming hydrogels that serve as intelligent wound management materials and sustained drug depots

the potential of lipid nanoparticle (LNP)-based messenger RNA (mRNA) vaccines to revolutionize HIV prevention

The COVID-19 pandemic marked a turning point in vaccine development, leading to the swift creation of mRNA vaccines delivered via lipid nanoparticles (LNP-mRNA).

Lipid nanoparticles (LNPs) can overcome these challenges by encapsulating mRNA for protected and efficient delivery to target cells. Importantly, recent advances have demonstrated the potential of mRNA-LNPs to modulate immune cell function with cell-type specificity, enhancing therapeutic precision.

Lipid nanoparticles (LNPs)-validated for potency and safety in COVID-19 mRNA vaccines-offer a versatile, scalable, and immunogenic platform.

Key developments include multi-antigen and logic-gated CAR designs to mitigate tumor immune evasion.

Nanofiber scaffold has built a bionic microenvironment for bone marrow mesenchymal stem cells by highly simulating the topological structure of natural extracellular matrix.

Among them, paper-based biosensors have emerged as a promising platform due to their low fabrication cost, simplicity, biodegradability, and compatibility with point-of-care (POC) testing.

Proximity labeling is described here as a methodological approach proposed to define state-specific proteomic and post-translational signatures in studies evaluating the addivosome pathological condensate model. The supplied evidence does not identify a specific proximity-labeling enzyme, chemistry, or construct design.

we employed a post-synaptic translation-dependent reporter consistent with potentiation (SA-PSDΔVenus)

A synthetic cell is a membrane-bound vesicle that encapsulates cell-free transcription/translation (TXTL) systems.

recent developments in the field of theranostic nanoparticles (TNPs) with dual actions of inhibiting HIF-1a and downstream metabolic targets, while facilitating the imaging and treatment of the tumor

Translational AND gates are artificial mammalian gene circuit elements created by interconnecting Cas-mediated translational switches. They implement combinatorial logic at the level of mRNA translation using Cas proteins that repress or activate transcripts bearing Cas-binding RNA motifs in the 5'-UTR, and a set of 60 such AND gates was reported.

Species D adenoviruses, such as human adenovirus type 10 (HAdV-D10), are promising candidates due to low seroprevalence in humans... support the advancement of HAdV-D10 as a next-generation platform for gene delivery and vaccine development.

These regulatory mechanisms, such as transcription and translation control, could be integrated into hybrid circuits termed "multi-level circuits".

Exosomes derived from chimeric antigen receptor (CAR) T cells preserve antigen specificity and cytotoxic components without the risks of uncontrolled proliferation or cytokine release, offering a safer class of cell free immunotherapies.

Advances in genetic engineering, hybrid vesicle design, and nanotechnology have extended exosome applications to the delivery of CRISPR/Cas systems, chemotherapeutic agents, immunoregulatory RNAs, and vaccines, with liposome or nanoparticle integration enhancing targeting and efficacy.

We then focus on bottlenecks such as target selection strategies, engineering design, and TME-driven issues like phenotypic inactivation and antigen escape, discussing corresponding optimization approaches like armoring modifications, logic-gated designs, and convection-enhanced delivery.

The three considered modalities were force-controlling (orthoses and functional electrical stimulation)...

The three considered modalities were force-controlling (orthoses and functional electrical stimulation)...

cLIPS1 is a photoactivated translation inhibitor built by fusing a segment of 4EBP2 to a circularly permuted Avena sativa LOV2 domain. It binds human eIF4E in a light-dependent manner and inhibits translation in a yeast system engineered to harbor human eIF4E.

cLIPS2 is a light-responsive multi-component switch identified from small libraries of cLIPS1 variants in a higher-throughput yeast screen. It binds human eIF4E in a light-dependent manner in vitro and inhibits translation in vivo in yeast harboring human eIF4E, with improved optical control relative to screened cLIPS1 variants.

none of the actively targeted NCs have advanced past clinical trials. We propose criteria and considerations that must be taken into account for the development of novel actively targeted NCs.

Forging a path from molecular switches to motors involved designing a molecular pump prototype. An asymmetric dumbbell with a 2-isopropylphenyl (neutral) end and a 3,5-dimethylpyridinium (charged) end with a DNP recognition site to entice CBPQT(4+) rings out of solution exhibits relative unidirectional movement of the rings with respect to the dumbbell.

Biomolecular liquid-liquid phase separation (LLPS) is a cellular organizational phenomenon in which biomolecules demix into condensed phases. The cited review describes LLPS as contributing to cellular homeostasis and specifically to cellular redox maintenance, including redox imbalance sensing, signal transduction, and transcriptional regulation.

The supplied review scaffold highlights the emergence of the first human TB mRNA vaccine program, BioNTech's BNT164, and lists BNT164 as an explicitly supported related item candidate.

CTLA-4Ig (abatacept) is now an US Food and Drug Administration (FDA)-approved therapy for rheumatoid arthritis.

The review incorporates data from both preclinical and clinical studies covering... magnetogenetics... Genetic tools offer cell-type precision in experimental systems but face translational barriers related to delivery and safety.

only 15 passively targeted nanocarriers (NCs) have been approved for clinical use

Post-translational covalent modification can provide an additional level of enzyme control.

PROteolysis TArgeting Chimeras (PROTACs) are heterobifunctional molecules consisting of two ligands; an "anchor" to bind to an E3 ubiquitin ligase and a "warhead" to bind to a protein of interest, connected by a chemical linker.

The review incorporates data from both preclinical and clinical studies covering... toxin-based neuromodulation. Biological agents, such as botulinum neurotoxins, provide long-lasting yet reversible inhibition via well-characterized molecular pathways. However, they require stereotaxic injections and remain invasive.

The review incorporates data from both preclinical and clinical studies covering... transcranial electrical and magnetic stimulation...

We critically analyze lessons learned from clinical trial failures, including ALN-RSV01 and MRT-5005, to identify key barriers to successful translation.

We discuss translational applications such as Miravirsen, a miRNA inhibitor that reached clinical trials for Hepatitis C Virus (HCV).

We critically analyze lessons learned from clinical trial failures, including ALN-RSV01 and MRT-5005, to identify key barriers to successful translation.

As demonstrated with GFP, the light-inducible promoter 4pLRE-cPAOX1 was 70 % stronger than the constitutive promoter PGAP, with L/D ratio = 77.

The light-repressive promoter PGAP-pLRE was strictly suppressed by light, with expression capacity comparable with PGAP in darkness.

Photobiomodulation therapy (PBMT) is a light-based therapeutic modality described in the supplied literature as being applied across multiple medical disciplines. The provided evidence does not define a specific molecular construct, standardized device configuration, or experimentally resolved mechanism for this tool entry.

In addition, we introduce the development of cell encapsulation and delivery methods and smart bioelectronic devices for the in vivo application of optogenetics-based cell therapy in diabetes.

As for the light-repressive translation system, the "triple brake" design successfully eliminated leakage and achieved light repression on protein synthesis without any impact on mRNA expression.

We highlight the following technologies: ... ultrasound-responsive nanoparticles...

Emerging delivery vehicles (AAVs, LNPs, lentivirus, virus-like particles) and their translational implications are discussed.

The quantum dot (QD)-enhanced optical biosensors are very sensitive tools for analyzing single cells.

Chimeric antigen receptor macrophages (CAR-M) therapy presents a promising new avenue for GBM treatment, leveraging its inherent tumor-homing capacity, TME reprogramming function, and potential to bridge innate and adaptive immunity.

DCR-MYC is explicitly mentioned in the anchor review's clinical research section for lymphoma.

DPX-survivac is explicitly mentioned in the anchor review's clinical research section for lymphoma.

Feraheme is explicitly listed in the anchor review's lymphoma clinical-trial table.

We conclude with a discussion of the translational implications of oxytocin and vasopressin for improving social functioning in disorders with social impairments, such as autism spectrum disorder.

Lipo-MIT is explicitly listed in the anchor review's approved hematologic nanomedicines table.

Marqibo is explicitly listed in the anchor review's approved hematologic nanomedicines table.

NC-4016 is explicitly listed in the anchor review's lymphoma clinical-trial table.

The supplied web research summary identifies neural stem/progenitor approaches including trophic-factor delivery in ALS as a core theme of the review, and highlights a phase 1/2a trial of transplantation of human neural progenitor cells secreting GDNF.

Ontak is explicitly listed in the anchor review's approved hematologic nanomedicines table.

PNT2258 is explicitly listed in the anchor review's lymphoma clinical-trial table.

Vyxeos is explicitly listed in the anchor review's approved hematologic nanomedicines table.

related_item_candidates: μLED-based optical cochlear implant ... explicitly named in the 2020 EMBO Molecular Medicine primary paper as the implant platform for spectrally selective auditory-nerve activation.

Implantable optical devices are being extensively developed to study particular electrophysiological phenomena with the precise control that optogenetics provides.

Light-controllable designer cells are optogenetically engineered mammalian cells whose behavior is regulated by light. The available evidence supports their use as a precise and noninvasive control modality in therapeutic synthetic biology.

Viral vector technology for gene transfer is described as an enabling delivery platform for optogenetic neuromodulation by introducing light sensitivity into target cells. In the cited review, recent advances are reported to substantially reduce vector-associated cytotoxicity and immune responses, supporting possible clinical translation.

macrophages ... establishing CAR-engineered macrophages (CAR-M) as a highly promising next-generation therapeutic platform

Chimeric antigen receptor (CAR) T cell (CAR-T) therapy is a form of adoptive immunotherapy based on the genetic engineering of T lymphocytes.

latent-type SNACIPs including cRTC are designed that are functionally assembled inside living cells. cRTC contains a nanobody against an intrinsically disordered protein TPX2

In addition, fifth-generation CAR-T cells, incorporating approaches that enhance or mimic cytokine-mediated JAK-STAT signaling pathways, highlight a new direction toward programmable intracellular signaling.

Key developments include multi-antigen and logic-gated CAR designs to mitigate tumor immune evasion.

Key innovations in engineered NK cell therapies-including CAR-NK, cytokine armoring (e.g., IL-15), and bispecific/trispecific NK cell engagers (NKCEs)-are critically evaluated.

Recent advances have extended these synthetic scaffolds to active RNA editors by fusing them to catalytically competent DYW deaminase domains, generating customizable enzymes capable of precise base conversion in bacteria, plants, and even human cells.

Finally, we discuss the latest frontier: engineering therapeutically active "split effectors." By integrating principles from synthetic biology, these advanced systems can function as programmable logic gates that respond to specific viral signatures.

Fourth-generation CAR-T cells, known as T cells redirected for universal cytokine-mediated killing, demonstrated the feasibility of localized immune modulation through activation-induced IL-12 release, and this concept has been extended to various cytokines.

AAV-based viral vectors are adeno-associated virus delivery systems used to introduce optogenetic transgenes for expression in target cell types. In the cited therapeutic optogenetics context, they are presented as promising for human trials but still limited by barriers to general use.

The two major chaperone systems in bacterial cells... are the GroE and DnaK chaperones... the DnaK chaperones act by binding and protecting exposed regions on unfolded or partially folded protein chains. DnaK chaperones interact with trigger factor in protein translation and with ClpB in reactivating proteins which have become aggregated after heat shock.

DnaK chaperones interact with trigger factor in protein translation...

Doxil/Caelyx is explicitly listed in the anchor review's approved hematologic nanomedicines table.

related_item_candidates: microfabricated LED cochlear implant ... explicitly named in the 2020 Science Translational Medicine paper describing multichannel optogenetic stimulation in rodents.

The web research summary identifies optical cochlear implant (oCI) as the translational application of cochlear optogenetics discussed around the anchor review.

Phytochrome-based reporters and biosensors are construct designs derived from phytochrome systems for near-infrared sensing applications. They have been described for detecting protein-protein interactions, proteolytic activities, and posttranslational modifications, particularly in contexts relevant to mammalian cells and in vivo use.

GLIMPSe is a generalizable light-modulated protein stabilization system for optogenetic control of intracellular protein abundance independent of the target protein’s intrinsic function. It is presented as a method for light-mediated post-translational stabilization of a wide array of target proteins in live cells.

The light-inducible split Cre recombinase is an optogenetic multi-component switch in which split Cre recombinase fragments are coupled to light-inducible dimerization modules to achieve inducible post-translational control of Cre activity. It was characterized by comprehensive screening of split sites across the Cre protein using a pooled, sequencing-based domain insertion profiling approach.

Here, we report restored retinal function in visible light in rodent and canine models of blindness through the use of a second-generation photoswitch for LiGluR, maleimide-azobenzene-glutamate 0 with peak efficiency at 460 nm (MAG0(460)).

Optogenetic systems adapted to regulate gene expression are genetically engineered photosensing protein systems that respond to specific wavelengths of light to control molecular activities. The reviewed repertoire includes systems used to regulate gene expression in both unicellular and multicellular organisms, enabling high spatial and temporal precision.

LOVdeg is an engineered protein tag that is appended to a protein of interest to enable blue-light-inducible degradation in Escherichia coli. It provides optically controlled post-translational regulation by coupling light exposure to loss of the tagged protein.

Upstream open reading frames (uORFs) are endogenous 5′-leader RNA elements that can take precedence over translation of the main ORF and reduce protein output. In Arabidopsis, blue light can increase use of downstream transcription start sites that bypass uORFs, enabling higher expression of light-responsive genes.

The main ORF (mORF) is the protein-coding open reading frame in a transcript whose translation can be repressed by upstream ORFs (uORFs). In Arabidopsis, transcripts initiated from downstream alternative transcription start sites can bypass uORFs and thereby support expression of the mORF, including in blue-light-responsive genes.

Heavy chain-only antibodies, discovered in camelids, have been truncated to yield single-domain antibody fragments (VHHs or nanobodies) that overcome many of these shortcomings.

Shark-derived single-domain antibodies, known as VNARs, represent unique and advanced tools in medical biotechnology.

2A is a short viral oligopeptide sequence that mediates a ribosome skipping effect during translation, causing co-translational cleavage of polyproteins. It is used in heterologous co-expression systems to separate proteins of biotechnological interest from a single coding sequence.

Long noncoding RNAs are RNA elements with broad regulatory functions in gene expression and cellular activity. The cited review describes lncRNAs as biomolecule-interacting regulators that affect mRNA stability, translational control, splicing, DNA triplex formation, and chromatin organization.

Recently, an evolutionarily conserved class of ribosomal oxygenases (ROX) that catalyze the hydroxylation of specific residues in the ribosome has been identified in bacteria.

The supplied job payload states that 1-methylpseudouridine is explicitly defined in the review as a nucleoside modification used to suppress innate sensing and improve translation.

The supplied job payload identifies pseudouridine as a nucleoside modification directly supported by foundational mechanistic papers and comparative modified-versus-unmodified mRNA vaccine studies cited by the review.

engineered mRNA formats, including chemically modified linear, circular, and self-amplifying RNA, can achieve higher translation efficiency within a tunable expression window

Photo-caged mRNA is an mRNA engineering strategy in which small-molecule caging groups are tethered to the 5′ untranslated region to suppress translation until illumination. Photocleavage of the cages activates translation and enables single-cell spatiotemporal control in mammalian cells.

The tet-controlled riboregulatory module is a synthetic RNA regulatory element incorporated into a blue-light split T7 RNA polymerase-Magnets optogenetic system. In the supplied evidence, it functions as an added regulatory layer intended to improve circuit behavior in light-controlled gene expression.

This tool is a pair of wavelength-selective photo-cages conjugated to the 5′-UTR of mRNA to suppress translation until illumination. Selective photocleavage with different wavelengths enables sequential optical activation of two distinct mRNAs in the same mammalian cell with single-cell spatiotemporal resolution.

Inteins are internal protein domains that mediate conditional protein splicing as a post-translational control strategy. The supplied evidence describes switchable inteins as being developed to control splicing in ways compatible with applications in living cells.

MicroRNAs are small non-coding RNAs that participate in light-regulated biological processes. The supplied evidence supports a role for miRNAs in mediating light-dependent pathways, but does not define a specific engineered construct or application format.

Optogenetic circuits in bacteria are combinations of photoreceptors and genetic circuit architectures that confer light-dependent regulation of gene expression. The cited review states that these systems can drive either upregulation or downregulation of expression with reversibility, stringency, and spatial-temporal precision.

Optogenetics has revolutionized the field of neuroscience by enabling precise control of neural activity through light-sensitive proteins known as opsins.

The web research summary states that the review describes PAL as a bacterial LOV receptor that interacts with RNA and supports light-regulated translation via aptamers.