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Microsoft to shut down Exchange Online EWS in April 2027

Microsoft announced today that the Exchange Web Services (EWS) API for Exchange Online will be shut down in April 2027, after nearly 20 years.

EWS is a cross-platform API for developing apps that can access Exchange mailbox items, such as email messages, meetings, and contacts, retrieved from various sources, including Exchange Online and on-premises editions of Exchange (starting with Exchange Server 2007).

Microsoft will begin blocking Exchange Online EWS by default on October 1, 2026, but administrators can temporarily maintain access via an application allowlist. The final shutdown occurs on April 1, 2027, with no exceptions granted.

The BZR1-interacting WD repeat protein participates in brassinosteroid-dependent growth and stress response in tomato

Liu et al. reveal that BIW negatively regulates BR signaling by promoting BZR1 ubiquitination and degradation, while BIN2 enhances BIW’s stability and activity. Through the BZR1-dependent pathway, BIW inhibits lateral root development and chilling tolerance in tomato, providing a strategy for developing elite crop germplasm by targeted manipulation of BIW.

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