Asahi Lab. - Waseda University

【Paper】Our latest work "Muscle cell proliferation using water-soluble extract from nitrogen-fixing cyanobacteria Anabaena sp. PCC 7120 for sustainable cultured meat production" is out in Biochem. Biophys. Res. Commun.

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【論文】森さん(LD4, D2, 生物応用班)らによるCovalent Immobilization of Collagen Type I to a Polydimethylsiloxane Surface for Preventing Cell Detachment by Retaining Collagen Molecules under Uniaxial Cyclic Mechanical Stretching Stress
(訳：伸展培養下での1型コラーゲンの化学固定によるポリジメチルシロキサン表面からの細胞剥離の低減) が アメリカ化学会のBiomacromolecules誌に採録されました。

おめでとうございます👏

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Dr. Nakagawa, Iida (D1), and Shiga (M1) attended Materials Oceania-2023 held in Nagoya from 26–29 September.
Iida and Shiga won the Poster Prizes. Congratulations!

【Conference】Dr. Taniguchi, Ishizaki, Hasebe, Fukasawa attended IUCr2023 held in Melbourne, 🇦🇺.
Hasebe gave an oral presentation and Dr. Taniguchi, Ishizaki, and Fukasawa gave poster presentations.

【Conference】Prof. Asahi, Dr. Nakagawa, Takano, Kira, Shiga, Tokita, and Matsumoto attended the 19th International Conference on Chiroptical Spectroscopy (CD2023) held in Hiroshima, Japan. Takano, Kira, Shiga, Tokita, and Matsumoto gave poster presentations.

石崎さん (LD4, D2, マテリアルズインフォマティクス班) が若手研究者対象の「academist Prize（第3期）」に採択されました！
月330円から可能ですので、クラファンによるご支援のほどよろしくお願いします！

材料科学における簡易的な自律的実験遂行システムの確立 | academist (アカデミスト) 早稲田大学 先進理工学研究科 先進理工学専攻 一貫制博士課程4年（博士後期課程2年相当）。専門は、結晶化学、材料化学、マテリアルズインフォマティクス。東京都出身。 2016年3月 巣鴨高等学校 卒業 2016年4月 早稲田大学....

【Paper】Our latest paper "Spatial and Sexual Divergence of Gut Bacterial Communities in Field Cricket Teleogryllus occipitalis (Orthoptera: Gryllidae)" by K. Hirata et al., is out!

Spatial and Sexual Divergence of Gut Bacterial Communities in Field Cricket Teleogryllus occipitalis (Orthoptera: Gryllidae) - Microbial Ecology The insect gut is colonized by microbes that confer a myriad of beneficial services to the host, including nutritional support, immune enhancement, and even influence behavior. Insect gut microbes show dynamic changes due to the gut compartments, s*x, and seasonal and geographic influences. Crickets...

【Paper】Check out our latest collaboration with the Yamauchi Group!
"Mesoporous multimetallic nanospheres with exposed highly entropic alloy sites" in Nat. Commun.

Mesoporous multimetallic nanospheres with exposed highly entropic alloy sites - Nature Communications Nanostructured materials made from multimetal alloys are attractive for catalytic applications. Here, the authors propose a soft-templating approach to prepare mesoporous PtPdRhRuCu nanospheres that feature exposed porous structures rich in highly entropic alloy sites.

【Paper】Check out our latest collaboration with the Max Planck Institute for Intelligent Systems!
"Broad-Wavelength Light-Driven High-Speed Hybrid Crystal Actuators Actuated Inside Tissue-Like Phantoms" in Adv. Funct. Mater.

Broad‐Wavelength Light‐Driven High‐Speed Hybrid Crystal Actuators Actuated Inside Tissue‐Like Phantoms Through hybridization of organic molecular crystals with titanium carbide MXene nanosheets, broad-wavelength light-driven crystals exhibiting fast photothermally driven bending are developed. The inc...

【Paper】"Molecular screening for solid–solid phase transitions by machine learning" has been published in Digital Discovery.

Molecular screening for solid–solid phase transitions by machine learning The solid–solid phase transition in molecular crystals is generally found by chance empirically. In this study, we constructed a machine learning framework to screen molecules that will exhibit solid–solid phase transitions in their crystalline states, based on positive-unlabeled learning. We tr...

【Conference】Hagiwara-san gave a poster presentation in the 44th Young Scientists Association of Photochemistry held in Awaji Island and won the Best Presentation Award. Congratulations !

【Conference】Prof. Asahi, Takano-san, Kira-san, and Matsumoto-san participated in Molecular Chirality 2023 in Hokkaido University; Kira-san gave an oral presentation and Takano-san and Matsumoto-san gave poster presentations. Both Takano-san and Matsumoto-san won the Poster Awards. Congratulations!

【Paper】"Unraveling the Structural and Property Differences between Highly Similar Chiral and Racemic Crystals Composed of Analogous Molecules" (K. Ishizaki et al.) has been published in Cryst. Growth Des.

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【Paper】Ferroelectric properties of triglycine sulfate crystals doped with glycine analogs (Y. Terasawa et al.) has been accepted in the Japanese Journal of Applied Physics.

Ferroelectric properties of triglycine sulfate crystals doped with glycine analogs - IOPscience The Japan Society of Applied Physics (JSAP) serves as an academic interface between science and engineering and an interactive platform for academia and the industry. JSAP is a "conduit" for the transfer of fundamental concepts to the industry for development and technological applications.

【Award】Hagiwara (TD5, D3) and Hasebe (TD4, D2) won the Best Presentation Award (学生講演賞) in the 103rd CSJ Annual Meeting (日本化学会第103春期年会). Congratulations👏

www.chemistry.or.jp

[Paper] "Photothermally induced natural vibration for versatile and high-speed actuation of crystals" (Y. Hagiwara et al.) has been published in Nat. Commun. 👏
📎

Photothermally induced natural vibration for versatile and high-speed actuation of crystals - Nature Communications Soft robotics is a growing field, and requires versatile actuation methodology. Here, the authors report high-speed bending of anisole crystals due to natural vibration, induced and amplified by photothermal effect.

【Paper】Check out our group's first paper of the year published in Mater. Adv. "Debonding-on-demand adhesives based on photo-reversible cycloaddition reactions"

Debonding-on-demand adhesives based on photo-reversible cycloaddition reactions Debonding-on-demand (DoD) adhesives, which have the ability to repeatedly adhere and release in response to external stimuli, are attracting attention as sustainable functional materials. DoD adhesives can be designed by fabricating dynamic covalent bonds and using polymer cleavage and flow generati...

Check out our chapter "Chiroptical Studies on Anisotropic Condensed Matter: Principle and Recent Applications of the Generalized-High Accuracy Universal Polarimeter" online!

Chiroptical Studies on Anisotropic Condensed Matter: Principle and Recent Applications of the Generalized-High Accuracy Universal Polarimeter Chiroptics is the study of the changes in circular polarization states of light transmitted through analytes typically dissolved in isotropic solutions. However, experimental challenges have long prevented chiroptical measurements of anisotropic media such as single crystals of low symmetry, liquid....

【Conference】Mori (LD3, D1), Sanno, Sato, and Hirata (LD2, M2) participated in the 45th Annual Meeting of the Molecular Biology Society of Japan on November 30–December 2 in Makuhari, Chiba, and gave their presentations. Sanno won the Science Pitch Award. Congratulations👏

【Conference】Prof. Asahi and Ms. Iida (M2) participated in the MIRAI 2.0 (a collaboration between 20 Swedish and Japanese universities) Research & Innovation Week held at Kyushu University on November 15–18, and Ms. Iida gave a poster presentation.

【Symposium】An International Symposium on Research and Development for Future Foods and Health in Moonshot Projects was held on November 19 at Komatsu Conference Hall, Research Innovation Center, Waseda University, and Dr. Kataoka and Mr. Okamoto gave their oral presentations.
During lunch, the participants tasted rainbow trout cultivated using black soldier flies as bait. The tasting was broadcast nationwide on NHK's evening news.

Symposium: https://peatix.com/event/3415339?fbclid=IwAR1jDJa6r7hhPLbD7jPavoY0WmobD7ZxonLRWkKuCktFmzfCiR9AN1mj9Pk

NHK news (Japanese): https://www3.nhk.or.jp/news/html/20221119/k10013897051000.html

【Paper】Check out our latest work "Phylogenetic tree reconstruction via graph cut presented using a quantum-inspired computer" (W. Onodera, S. Aoki, et al.) in Molecular Phylogenetics and Evolution. Read more:

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【Paper】Check out our latest work "Photo‐conversion of self‐assembled structures into continuous covalent structures via [2 + 2]‐cycloaddition reactions" (M. Inada, A. Udagawa, et al.) in Photochem Photobiol Sci. Read more:

Photo-conversion of self-assembled structures into continuous covalent structures via [2 + 2]-cycloaddition reactions - Photochemical & Photobiological Sciences In this study, the conversion of self-assembled structures into continuous polymeric structures by linking the self-assembled molecules using the [2 + 2]-cycloaddition reaction was investigated. Synthesized bio-inspired thymine-based bolaamphiphilic molecules were designed to force the interacti...

【Event】On August 29 and 30, we held our first summer seminar in three years at the Karuizawa Seminar House.
We heard very interesting talks from Prof. Saito of Kyoto University and Dr. Matsumoto of Shanghai University about their research and career paths.
Thank you very much!

【Paper】"Crystal actuation switching by crystal thickness and light wavelength" (S. Hasebe, Y. Hagiwara, K. Hirata et al.) has been published in Mater.Adv. https://doi.org/10.1039/D2MA00825D

Crystal actuation switching by crystal thickness and light wavelength Photomechanical molecular crystals have been developed over the past two decades, and actuation switching is an important requirement for their practical application. In this study, we developed a method for actuation switching of the isomorphic crystals of two salicylideneaniline derivatives, where...

【Paper】"Soft Template-Based Synthesis of Mesoporous Phosphorus- and Boron-Codoped NiFe-Based Alloys for Efficient Oxygen Evolution Reaction" (Kang et al.) has been published in small. https://doi.org/10.1002/smll.202203411

Soft Template‐Based Synthesis of Mesoporous Phosphorus‐ and Boron‐Codoped NiFe‐Based Alloys for Efficient Oxygen Evolution Reaction The well-defined mesoporous P- and B- codoped NiFe alloy nanospheres with adjustable Ni/Fe ratio and tunable pore size are successfully synthesized. The addition of P to the system allows for the tun...

【Conference】Hagiwara (TD4, D2) and Hasebe (TD3, D1) participated in the 25th International Conference on the Chemistry of the Organic Solid State (ICCOSS XXV 2022) held in Ohrid, North Macedonia during July 3–8. Both Hagiwara and Hasebe won the Poster Prizes. Congratulations!

【Conference】Professor Asahi, Kira (M1), and Tokita (B4) participated in the international conference, Chirality 2022 (Chicago, USA, July 17–20). Kira won the Poster Prize (title: Studies on optical properties of thalidomide single crystals). Congratulations!

【論文】寺澤有果菜助教らによる硫酸トリグリシン結晶の中性子回折による構造解析の研究成果"Single-crystal structure analysis of non-deuterated triglycine sulfate by neutron diffraction at 20 and 298 K: a new disorder model for the 298 K structure"がActa Cryst. Eに採録されました
本研究はJ-PARCセンター 大原高志先生と東京大学 佐藤宗太先生らとの共同研究の成果です。

【Paper】Check out our latest work "Single-crystal structure analysis of non-deuterated triglycine sulfate by neutron diffraction at 20 and 298 K: a new disorder model for the 298 K structure" in Acta Cryst. E (Terasawa et al)
https://journals.iucr.org/e/issues/2022/03/00/hb8004/hb8004.pdf

journals.iucr.org

【論文】岡本さん(D1, 生物班)らによる培養肉の研究成果が "Proliferation and differentiation of primary bovine myoblasts using Chlorella vulgaris extract for sustainable production of cultured meat" として、Biotechnology Progressに採録されました。本研究は東京女子医大 清水達也先生のグループとの共同研究です。

【Paper】Check out our latest work "Proliferation and differentiation of primary bovine myoblasts using Chlorella vulgaris extract for sustainable production of cultured meat" in Biotechnol. Progress! (Okamoto et al.)

https://doi.org/10.1002/btpr.3239

Proliferation and differentiation of primary bovine myoblasts using Chlorella vulgaris extract for sustainable production of cultured meat Recently, cultured meat obtained from livestock-derived cells is being considered as a sustainable food source that reduces the use of natural resources. This study aimed to show that nutrients extra...

【論文】長谷部さん、萩原さんら光化学班らによる "Polymorph-Derived Diversification of Crystal Actuation by Photoisomerization and the Photothermal Effect"がChemistry of Materialsに採録されました(https://pubs.acs.org/doi/10.1021/acs.chemmater.1c04007)。

Check out our latest work "Polymorph-Derived Diversification of Crystal Actuation by Photoisomerization and the Photothermal Effect" in Chem.Mater. (Hasebe et al)

Polymorph-Derived Diversification of Crystal Actuation by Photoisomerization and the Photothermal Effect Mechanically responsive materials have been investigated extensively over the past two decades. Diversification of actuation modes is essential for the practical application of mechanical materials. Polymorphic crystals with different crystal structures composed of the same compound can exhibit dist...

【論文】【論文】片岡先生、戸川さん、三野さんら生物応用班による、Dissecting cricket genomes for the advancement of entomology and entomophagyがBiophys Rev 誌に掲載されました🦗

Check out our latest work “Dissecting cricket genomes for the advancement of entomology and entomophagy” in Biophys Rev! (Kataoka et al.)

https://doi.org/10.1007/s12551-021-00924-4

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【論文】谷口准教授, 石崎さん(LD2, M2), 高木さん (M1) らマテリアルズインフォマティクス班らによる”Superelasticity of a photo-actuating chiral salicylideneamine crystal” がCommunications Chemistry 誌に採録されました

【Paper】Check out our latest work ”Superelasticity of a photo-actuating chiral salicylideneamine crystal” in Communications Chemistry! (Taniguchi et al.)

https://doi.org/10.1038/s42004-021-00618-8

Superelasticity of a photo-actuating chiral salicylideneamine crystal - Communications Chemistry Stimuli-responsive molecular organic crystals are of interest as actuating materials, but their mechanical responses are often poorly understood. Here, the authors study the photo-triggered phase transition of a chiral salicylideneamine crystal and uncover superelastic behaviour induced by light irr...

【論文】三野さん(LD1, M1)、片岡先生、早川さん(LD3, D1) らによるComparative Analysis of Mitochondrial Genomes in Gryllidea (Insecta: Orthoptera): Implications for Adaptive Evolution in Ant-loving Crickets がGenome Biol. Evol. 誌に採録されました🦗

【Paper】Check out our latest work ”Comparative Analysis of Mitochondrial Genomes in Gryllidea (Insecta: Orthoptera): Implications for Adaptive Evolution in Ant-loving Crickets” in Genome Biol. Evol ! (Sanno, Kataoka et al.)

https://doi.org/10.1093/gbe/evab222

Comparative Analysis of Mitochondrial Genomes in Gryllidea (Insecta: Orthoptera): Implications for Adaptive Evolution in Ant-loving Crickets Abstract. Species of infraorder Gryllidea, or crickets, are useful invertebrate models for studying developmental biology and neuroscience. They have also attra

【論文】チョウさん(LD4, D2)、松本さん、中川さん(当研究室OB)らによる"Giant Optical Anisotropy in High Temperature Superconducting Cuprate Bi2Sr2CaCu2O8+δ"がJ. Phys. Soc. Jpn. 誌に採録されました。

【Paper】Our latest work on Giant Optical Anisotropy in High Temperature Superconducting Cuprate Bi2Sr2CaCu2O8+δ is out in J. Phys. Soc. Jpn. ! (Zhang et al.)

https://doi.org/10.7566/JPSJ.90.113702

Giant Optical Anisotropy in High Temperature Superconducting Cuprate Bi2Sr2CaCu2O8+δ Transmitted light measurements in ultraviolet and visible light regions have revealed giant optical anisotropy at 298 K in the high-Tc superconducting cuprates Bi2Sr2CaCu2O8+δ crystals with optimal...

【論文】谷口准教授らによる "Reformation of Thalidomide from Its Hydrolysis Compound via Intramolecular Dehydration"が Chemistry Letters 誌に採録されました。

【Paper】Our achievement about reformation of thalidomide via intramolecular dehydration has been published on Chemistry Letters ! (Taniguchi et al.)

https://doi.org/10.1246/cl.210099

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【論文】小野寺さん(D2, 生物班) らによる ”Rapid evolution of mammalian APLP1 as a synaptic adhesion molecule” が scientific reports に掲載されました。詳しくは　https://www.nature.com/articles/s41598-021-90737-y

Rapid evolution of mammalian APLP1 as a synaptic adhesion molecule Amyloid precursor protein (APP) family members are involved in essential neuronal development including neurite outgrowth, neuronal migration and maturation of synapse and neuromuscular junction. Among the APP gene family members, amyloid precursor-like protein 1 (APLP1) is selectively expressed in....

【論文】Photothermally Driven High-Speed Crystal Actuation and Its Simulation が J. Am. Chem. Soc. 誌に掲載されました。詳しくは
https://doi.org/10.1021/jacs.1c03588

また本研究内容は早稲田大学プレスリリースでも公開されました。詳しくは
https://www.waseda.jp/top/news/73226

waseda.jp

【論文】片岡助手(生物応用班)らによる “The Draft Genome Dataset of the Asian Cricket Teleogryllus occipitalis for Molecular Research Toward Entomophagy” が front genet 誌に採録されました。詳しくはこちら

https://www.frontiersin.org/articles/10.3389/fgene.2020.00470/full?&utm_source=Email_to_authors_&utm_medium=Email&utm_content=T1_11.5e1_author&utm_campaign=Email_publication&field=&journalName=Frontiers_in_Genetics&id=535339

The Draft Genome Dataset of the Asian Cricket Teleogryllus occipitalis for Molecular Research Toward Entomophagy The world population is predicted to steadily rise to 9 billion by 2050 and it requires the increase of food production by 70% (Godfray et al., 2010). However, improvement in food production efficiency is not expected, due to the threat by rapid urbanization, water shortages, overfishing, climate ch...

【論文】片岡助手 (生物応用班) らによる、Age-dependent Alteration in Mitochondrial Dynamics and Autophagy in Hippocampal Neuron of Cannabinoid CB1 Receptor-deficient Mice が Brain Research Bulletin 誌に採録されました。詳しくはこちら

https://www.sciencedirect.com/science/article/abs/pii/S0361923020301386

Age-dependent Alteration in Mitochondrial Dynamics and Autophagy in Hippocampal Neuron of Cannabinoid CB1 Receptor-deficient Mice Endocannabinoid system activity contributes to the homeostatic defense against aging and thus may counteract the progression of brain aging. The canna…